[{"data":1,"prerenderedAt":709},["ShallowReactive",2],{"catalog:meta":3,"guides:page:\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide:*":258,"guides:topics:injection-unit:\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide:path,title,short":566,"guides:page:\u002Finjection-molding-machine-parts\u002Finjection-unit:diagram":583,"diagram:id:linear-guide":584,"catalog:parts::MC-SG-08":701},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"id":259,"title":260,"body":261,"description":538,"diagram":539,"extension":540,"faq":541,"item":554,"lastModified":555,"meta":556,"navigation":557,"order":70,"parts":558,"path":560,"seo":561,"seoTitle":562,"short":563,"stem":564,"__hash__":565},"guides\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide.md","Linear guide rail and carriage of the injection unit",{"type":262,"value":263,"toc":528},"minimark",[264,277,282,291,295,335,351,355,403,407,439,443,464,468,491,494,498,512],[265,266,267,268,272,273,276],"p",{},"The linear guide of the injection unit is a hardened steel ",[269,270,271],"strong",{},"guide rail"," bolted to the machine base and one or more ",[269,274,275],{},"carriage blocks"," that slide along it on recirculating steel balls, carrying the injection unit carriage. When the carriage cylinders move the injection unit forward to press the nozzle against the mold, and back for purging or sprue break, the linear guide keeps it moving in a straight line with little friction, so the nozzle stays centered on the sprue bushing. Older and smaller machines may use plain slideways or round guide rods instead.",[278,279,281],"h2",{"id":280},"where-the-linear-guide-sits","Where the linear guide sits",[265,283,284,285,290],{},"Under the injection unit, usually two rails run parallel along the machine base, with blocks bolted to the underside of the injection unit carriage. The drawing shows a rail and block in side view and end view, with the guide rail (1), the carriage block (2), the balls (3), the end caps and seals (4), the grease nipple (5) and the mounting bolts (6). How the carriage fits in the cycle is explained in the ",[286,287,289],"a",{"href":288},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002F","injection unit guide",".",[278,292,294],{"id":293},"how-it-works","How it works",[296,297,298,305,311,317,323,329],"ul",{},[299,300,301,304],"li",{},[269,302,303],{},"Guide rail."," A hardened steel rail with ground ball grooves (raceways) along both sides. It is bolted to the base, often against a reference edge so it is straight.",[299,306,307,310],{},[269,308,309],{},"Carriage block."," Sits over the rail and carries the load. Rows of steel balls roll between the block's grooves and the rail's grooves.",[299,312,313,316],{},[269,314,315],{},"Balls."," At the end of the loaded zone, each ball enters a return channel in the block and rolls back to start again, so the block can travel the whole length of the rail.",[299,318,319,322],{},[269,320,321],{},"End caps and seals."," Plastic end caps turn the balls around; rubber seals wipe dirt off the rail as the block moves.",[299,324,325,328],{},[269,326,327],{},"Grease nipple."," The lubrication point on the end cap. Grease keeps a film between the balls and the raceways.",[299,330,331,334],{},[269,332,333],{},"Mounting bolts."," Fix the rail to the base and the block to the carriage.",[265,336,337,338,341,342,345,346,350],{},"Linear guides are made in ",[269,339,340],{},"accuracy classes"," and ",[269,343,344],{},"preload classes",". Preload is a slight interference between the balls and the grooves that removes play and stiffens the guide. The ",[286,347,349],{"href":348},"\u002Fparts\u002Fmc-sg-08\u002F","linear guide rail and slider"," we supply is hardened alloy steel in H or P accuracy grade.",[278,352,354],{"id":353},"signs-of-wear-or-damage","Signs of wear or damage",[296,356,357,363,369,375,381,387,397],{},[299,358,359,362],{},[269,360,361],{},"Rough, notchy or noisy movement"," of the carriage, felt when it is moved slowly.",[299,364,365,368],{},[269,366,367],{},"Play",": the injection unit moves sideways or lifts when pushed with the carriage cylinders depressurized.",[299,370,371,374],{},[269,372,373],{},"Rust, pitting or flaked spots"," on the rail raceways.",[299,376,377,380],{},[269,378,379],{},"Damaged or missing end seals",", and dirt or plastic dust packed against the block.",[299,382,383,386],{},[269,384,385],{},"Dry raceways"," or discolored, dark grease.",[299,388,389,392,393,290],{},[269,390,391],{},"Nozzle misalignment",": the nozzle no longer meets the sprue bushing centrally, and melt leaks at the joint. See ",[286,394,396],{"href":395},"\u002Fblog\u002Finjection-nozzle-problems-troubleshooting\u002F","nozzle problems",[299,398,399,402],{},[269,400,401],{},"Loose bolts",", which let the rail or block shift out of line.",[278,404,406],{"id":405},"causes","Causes",[296,408,409,415,421,427,433],{},[299,410,411,414],{},[269,412,413],{},"Lack of grease."," The most common cause. The balls and raceways wear and pit without a film between them.",[299,416,417,420],{},[269,418,419],{},"Contamination."," Pellets, plastic dust and purged material falling onto the rail and getting past worn seals.",[299,422,423,426],{},[269,424,425],{},"Water and corrosion."," Cooling water leaks and condensation rust the raceways, especially when the machine stands idle.",[299,428,429,432],{},[269,430,431],{},"Impact and overload."," A carriage driven hard against its end stop, or heavy loads during maintenance, dent the raceways.",[299,434,435,438],{},[269,436,437],{},"Misalignment."," Rails not parallel, or a carriage that twists, load the blocks unevenly.",[278,440,442],{"id":441},"inspecting-the-linear-guide","Inspecting the linear guide",[444,445,446,449,452,455,458,461],"ol",{},[299,447,448],{},"Lock off the machine and depressurize the carriage cylinders, following the machine manual.",[299,450,451],{},"Clean the rails and look along their full length for rust, pitting and dents, especially in the zone where the carriage normally stops.",[299,453,454],{},"Check the end seals and grease nipples, and grease the blocks.",[299,456,457],{},"Move the carriage slowly over its stroke and feel for rough spots.",[299,459,460],{},"Check for play with a dial indicator on the base and its tip on the carriage, pushing the carriage sideways and lifting it.",[299,462,463],{},"Check that the rail and block bolts are tight.",[278,465,467],{"id":466},"replacing-a-rail-and-blocks","Replacing a rail and blocks",[444,469,470,473,476,479,482,485,488],{},[299,471,472],{},"Support the injection unit securely before releasing the blocks.",[299,474,475],{},"Do not slide a block off its rail without a dummy rail or the retaining strip supplied with it: the balls can fall out.",[299,477,478],{},"Clean the mounting surfaces and the reference edge on the base. Burrs or dirt under a rail bend it.",[299,480,481],{},"Fit the new rail against its reference edge and tighten its bolts in the sequence and to the torque given by the guide maker or the machine manual.",[299,483,484],{},"Align the second rail parallel to the first, as the machine manual describes.",[299,486,487],{},"Fit the blocks, bolt the carriage down, grease the blocks and move the carriage through its full stroke by hand or at low speed.",[299,489,490],{},"Check that the nozzle meets the sprue bushing centrally.",[265,492,493],{},"Rails and blocks are usually replaced as a set. Mixing a new block with a worn rail, or blocks of different preload, gives uneven load and short life.",[278,495,497],{"id":496},"what-to-send-for-a-replacement-quote","What to send for a replacement quote",[444,499,500,503,506,509],{},[299,501,502],{},"The markings on the rail and block: maker, size and model code.",[299,504,505],{},"The rail width and height, its length, and the hole pitch.",[299,507,508],{},"The number of blocks per rail, the block type (flanged or square, standard or long), and the preload and accuracy class if marked.",[299,510,511],{},"The machine brand and model, and photos of the rail, a block and its markings.",[265,513,514,518,519,523,524,290],{},[286,515,517],{"href":516},"\u002Frequest-quote\u002F","Request a quote"," with these details. For the other moving parts of the injection unit, see ",[286,520,522],{"href":521},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fguide-columns\u002F","guide columns and bushings"," and the ",[286,525,527],{"href":526},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Finjection-cylinder\u002F","injection cylinder",{"title":529,"searchDepth":21,"depth":21,"links":530},"",[531,532,533,534,535,536,537],{"id":280,"depth":21,"text":281},{"id":293,"depth":21,"text":294},{"id":353,"depth":21,"text":354},{"id":405,"depth":21,"text":406},{"id":441,"depth":21,"text":442},{"id":466,"depth":21,"text":467},{"id":496,"depth":21,"text":497},"How the linear guide rail and carriage blocks under the injection unit of an injection molding machine work, signs of wear, greasing, and replacement.","linear-guide","md",[542,545,548,551],{"question":543,"answer":544},"What does the linear guide do on an injection molding machine?","It carries the injection unit carriage on the machine base and guides it in a straight line when the carriage cylinders move the nozzle to and from the mold. It keeps the nozzle in line with the sprue bushing with very little friction.",{"question":546,"answer":547},"How often should the injection unit linear guides be greased?","Follow the lubrication schedule in the machine manual, or the guide maker's recommendation if the manual does not give one. Machines with centralized lubrication may feed the guides automatically; check that the lines deliver grease.",{"question":549,"answer":550},"Can I replace only the carriage block of a linear guide?","Sometimes, if the rail is undamaged and the new block is the same size, type, preload and accuracy class from a series made to be interchangeable. When the rail raceways are pitted or worn, replace the rail and its blocks together.",{"question":552,"answer":553},"What are the signs of a worn linear guide?","Rough or noisy carriage movement, play when you push the injection unit sideways, rust or pitting on the rail, damaged end seals, and a nozzle that no longer lines up with the sprue bushing.","rail","2026-11-01",{},true,[559],"MC-SG-08","\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide",{"title":260,"description":538},"Injection Unit Linear Guide Rail and Carriage Block","Linear guide","injection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide","Rx-0svx_6KD4YsX7YqdE6gA318smfAS83fL5vDe8cFY",[567,571,575,579],{"path":568,"title":569,"short":570},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Finjection-cylinder","Injection cylinder of an injection molding machine","Injection cylinder",{"path":572,"title":573,"short":574},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Finjection-piston-rod","Injection piston rod of an injection molding machine","Injection piston rod",{"path":576,"title":577,"short":578},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor","Plasticizing motor: the hydraulic screw drive motor","Plasticizing motor",{"path":580,"title":581,"short":582},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fguide-columns","Guide columns and guide bushings of the injection unit","Guide columns and bushings",{"diagram":239},{"diagram":585},{"title":586,"description":587,"base":588,"labels":596,"items":605},"Parts of a linear guide","Line drawing of a linear guide rail and carriage block under the injection unit carriage, in side view and end view, showing the balls, end seals, grease nipple and bolts, numbered.",{"solid":589},[590,591,592,593,594,595],"M42 250h396a2 2 0 0 1 2 2v36a2 2 0 0 1 -2 2h-396a2 2 0 0 1 -2 -2v-36a2 2 0 0 1 2 -2z","M160 56h206a4 4 0 0 1 4 4v52a4 4 0 0 1 -4 4h-206a4 4 0 0 1 -4 -4v-52a4 4 0 0 1 4 -4z","M152 116h146a2 2 0 0 1 2 2v40a2 2 0 0 1 -2 2h-146a2 2 0 0 1 -2 -2v-40a2 2 0 0 1 2 -2z","M462 250h136a2 2 0 0 1 2 2v36a2 2 0 0 1 -2 2h-136a2 2 0 0 1 -2 -2v-36a2 2 0 0 1 2 -2z","M484 56h102a4 4 0 0 1 4 4v52a4 4 0 0 1 -4 4h-102a4 4 0 0 1 -4 -4v-52a4 4 0 0 1 4 -4z","M472 116h126a2 2 0 0 1 2 2v40a2 2 0 0 1 -2 2h-126a2 2 0 0 1 -2 -2v-40a2 2 0 0 1 2 -2z",[597,601],{"x":598,"y":599,"text":600},263,90,"INJECTION UNIT",{"x":602,"y":603,"text":604},225,142,"CARRIAGE",[606,618,630,656,668,678],{"id":554,"name":607,"role":608,"parts":609,"marker":610,"shapes":614},"Guide rail","Hardened steel rail bolted to the machine base. Its ground ball grooves guide the carriage in a straight line.",[559],[611,612,613,612],616,244,560,{"solid":615},[616,617],"M52 210h366a2 2 0 0 1 2 2v36a2 2 0 0 1 -2 2h-366a2 2 0 0 1 -2 -2v-36a2 2 0 0 1 2 -2z","M510 250L510 236L516 230L510 224L510 210L560 210L560 224L554 230L560 236L560 250Z",{"id":619,"name":620,"role":621,"parts":622,"marker":623,"shapes":626},"block","Carriage block","Slides along the rail on rows of steel balls and carries the injection unit carriage with very little friction.",[559],[611,624,625,624],196,590,{"solid":627},[628,629],"M154 160h142a4 4 0 0 1 4 4v64a4 4 0 0 1 -4 4h-142a4 4 0 0 1 -4 -4v-64a4 4 0 0 1 4 -4z","M480 160L590 160L590 232L572 232L572 198L498 198L498 232L480 232Z",{"id":631,"name":632,"role":633,"marker":634,"shapes":638},"balls","Balls","Steel balls roll between the block and the rail, then return through a channel in the block to roll again.",[635,636,635,637],505,336,235,{"solid":639,"hidden":654},[640,641,642,643,644,645,646,647,648,649,650,651,652,653],"M168 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M180 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M192 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M204 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M216 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M228 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M240 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M252 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M264 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M276 205a4 4 0 1 0 8 0a4 4 0 1 0 -8 0z","M500 230a5 5 0 1 0 10 0a5 5 0 1 0 -10 0z","M560 230a5 5 0 1 0 10 0a5 5 0 1 0 -10 0z","M513 204a5 5 0 1 0 10 0a5 5 0 1 0 -10 0z","M547 204a5 5 0 1 0 10 0a5 5 0 1 0 -10 0z",[655],"M181 172h88a19 19 0 0 1 19 19v0a19 19 0 0 1 -19 19h-88a19 19 0 0 1 -19 -19v0a19 19 0 0 1 19 -19z",{"id":657,"name":658,"role":659,"marker":660,"shapes":664},"end-seals","End caps and seals","Plastic end caps turn the balls round at each end of the block; rubber seals wipe dirt off the rail.",[661,662,661,663],145,24,166,{"solid":665},[666,667],"M141 166h8a1 1 0 0 1 1 1v58a1 1 0 0 1 -1 1h-8a1 1 0 0 1 -1 -1v-58a1 1 0 0 1 1 -1z","M301 166h8a1 1 0 0 1 1 1v58a1 1 0 0 1 -1 1h-8a1 1 0 0 1 -1 -1v-58a1 1 0 0 1 1 -1z",{"id":669,"name":670,"role":671,"marker":672,"shapes":674},"grease-nipple","Grease nipple","Lubrication point on the end cap. Regular greasing keeps the balls and grooves from wearing.",[662,624,673,624],112,{"solid":675},[676,677],"M124 192h16v8h-16z","M112 196a6 6 0 1 0 12 0a6 6 0 1 0 -12 0z",{"id":679,"name":680,"role":681,"marker":682,"shapes":685},"bolts","Mounting bolts","Bolts fix the rail to the machine base and the block to the carriage. Loose bolts let the unit shift out of line.",[683,636,683,684],80,272,{"hidden":686},[687,688,689,690,691,692,693,694,695,696,697,698,699,700],"M74 212h12v10h-12z","M80 222L80 272","M114 212h12v10h-12z","M120 222L120 272","M334 212h12v10h-12z","M340 222L340 272","M384 212h12v10h-12z","M390 222L390 272","M176 122L176 172","M274 122L274 172","M529 212h12v10h-12z","M535 222L535 272","M492 122L492 172","M578 122L578 172",[702],{"partNumber":559,"name":703,"subcategory":115,"subcategoryName":704,"shortDescription":705,"inStock":557,"zone":239,"compatibleMachines":706},"Linear Guide Rail & Slider","Guides & Slides","Linear guide rail and slider block for injection molding machine injection unit or carriage.",[707,708],"Haitian MA Series","Haitian MA II Series",1793548982302]