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Litoexpe 2-Pack 8mm x 150mm Linear Motion Rods Shaft Guide, 5/16" x 5.91"
US Tienda
Litoexpe

Litoexpe 2-Pack 8mm x 150mm Linear Motion Rods Shaft Guide, 5/16" x 5.91"
4.6

100+ bought

USD 13

VEVOR Linear Rail Slide SFC20-1000mm 2 PCS 39.4 in/1000mm SFC20 Guide Rails 4 PCS SC20 Slide Blocks 4 PCS Rail Supports Linear Rails and Bearings Kit for Automated Machines CNC DIY Project
US Tienda
VEVOR

VEVOR Linear Rail Slide SFC20-1000mm 2 PCS 39.4 in/1000mm SFC20 Guide Rails 4 PCS ...
4.7

100+ bought

USD 58

10 Pack 48" Black 2020 T-Slot Aluminum Extrusion, 1220 mm
US Tienda
TITGGI

10 Pack 48" Black 2020 T-Slot Aluminum Extrusion, 1220 mm
4.7

100+ bought

USD 98

Festool 578246 100-Year Limited Edition Guide Rail FS 1400/2-KP | 55" Track Saw Rail for TSC 55, TS 55, TS 75 Splinter-Free, Anti-Slip
US Tienda
Festool

Festool 578246 100-Year Limited Edition Guide Rail FS 1400/2-KP | 55" Track Saw ...
4.6

50+ bought

USD 187

Guide Rail Adapter for Dewalt Trim Routers Fixed Base
US Tienda
HuttonTOOLS

Guide Rail Adapter for Dewalt Trim Routers Fixed Base
4.1

50+ bought

USD 30

VEVOR Linear Rail Slide SBR16-1000mm 2 PCS and 4 PCS SBR16UU Slide Blocks Linear Guide Rail and Bearings Kit for Automated Machines DIY Project CNC Router Machines
US Tienda
VEVOR

VEVOR Linear Rail Slide SBR16-1000mm 2 PCS and 4 PCS SBR16UU Slide Blocks Linear ...
4.5

50+ bought

USD 64

uxcell 2pcs MGN7 150mm Linear Guide Rail with 2pcs MGN7H Sliding Carriage Block Bearing Steel and 2pcs Plastic Mini MGN12 Linear Guide for DIY 3D Printers and CNC Machine, Silver
US Tienda
uxcell

uxcell 2pcs MGN7 150mm Linear Guide Rail with 2pcs MGN7H Sliding Carriage Block ...
4.1

50+ bought

USD 29

uxcell 2pcs MGN9 300mm Linear Guide Rail with 2pcs MGN9H Sliding Carriage Block Bearing Steel and 2pcs Plastic Mini MGN12 Linear Guide for DIY 3D Printers and CNC Machine, Silver
US Tienda
uxcell

uxcell 2pcs MGN9 300mm Linear Guide Rail with 2pcs MGN9H Sliding Carriage Block ...
4.6

50+ bought

USD 39

uxcell MGN9 100mm Linear Guide Rail with MGN9C Sliding Carriage Block and Plastic Mini MGN12 Linear Guide for DIY 3D Printers and CNC Machine, Black
US Tienda
uxcell

uxcell MGN9 100mm Linear Guide Rail with MGN9C Sliding Carriage Block and Plastic ...
4.5

50+ bought

USD 18

SSIMOO CNC 3D Printer 1pcs 4040W T Aluminum Profile Extrusion Frame for Laser Engraving Machine Camera Slider Furnitur 100-1200mm Kindly Color 200mm
US Tienda
SSIMOO

SSIMOO CNC 3D Printer 1pcs 4040W T Aluminum Profile Extrusion Frame for Laser ...

USD 65

Optical Axis Guide, Hollow Linear Shaft Harden Chromed Linear Motion Shaft Rod CNC Parts 1pc Color Diameter 10mm, Size Length 300mm
US Tienda
ATEYC

Optical Axis Guide, Hollow Linear Shaft Harden Chromed Linear Motion Shaft Rod CNC ...
5

USD 57

uxcell 150mm Effective Stroke Length Manual Sliding Table, Double Optical Axis Slide Rail, BallScrew SFU1607, 16mm Diameter 5mm Pitch, 1 Start, Moved 5mm/Cycle, for CNC Machine
US Tienda
uxcell

uxcell 150mm Effective Stroke Length Manual Sliding Table, Double Optical Axis ...

USD 96

Series Mini Hanging Hooks, 20PCS T-Slot Aluminum Profile Accessories for European Standard Aluminum Extrusion, Black Linear Rail Hooks for 3D Printer Parts and CNC DIY 4040
US Tienda
UVKDEENK

Series Mini Hanging Hooks, 20PCS T-Slot Aluminum Profile Accessories for European ...
4.6

USD 25

1pcs Aluminum Profile 4040W T-Slot Extrusion Frame CNC 3D Printer for Laser Engraving Machine Camera Slider Furnitur 100-1200mm100mm
US Tienda
ECO SURECARE

1pcs Aluminum Profile 4040W T-Slot Extrusion Frame CNC 3D Printer for Laser ...

USD 77

SSIMOO CNC 3D Printer 1pcs 4040W T Aluminum Profile Extrusion Frame for Laser Engraving Machine Camera Slider Furnitur 100-1200mm Kindly Color 400mm
US Tienda
SSIMOO

SSIMOO CNC 3D Printer 1pcs 4040W T Aluminum Profile Extrusion Frame for Laser ...

USD 94

THK Taiwan CPC Linear Slider HRC HRC15 HRC15FN GK Block
US Tienda
THK

THK Taiwan CPC Linear Slider HRC HRC15 HRC15FN GK Block

USD 80

600-800mm SFU1605 SFU1604 SFU1610 Rolled Ballscrew with 16mm Screw Rod Single Double Nut End Machined 1PcsSFU1605 Single nut,850mm
US Tienda
UJCTARKE

600-800mm SFU1605 SFU1604 SFU1610 Rolled Ballscrew with 16mm Screw Rod Single ...

USD 479

2550 Aluminum Extrusion 62.6 inch / 1590mm Length T Slot Silver 1 Pack, Extruded Aluminum 25mm x 50mm 25 Series T Type Profiles Anodized European Standard Linear Rail Frame 1Pcs
US Tienda
Coavoo

2550 Aluminum Extrusion 62.6 inch / 1590mm Length T Slot Silver 1 Pack, Extruded ...

USD 297

1 Pack 2020 Aluminum Extrusion Profile Length 5.91 inch / 150mm Black, 20 x 20mm 20 Series T Type T-Slot European Standard Extrusions Profiles Anodized Linear Rail Guide Frame for CNC
US Tienda
Mssoomm

1 Pack 2020 Aluminum Extrusion Profile Length 5.91 inch / 150mm Black, 20 x 20mm 20 ...
4.1

USD 159

uxcell 2Pcs 300mm 3030 Aluminum Extrusion Profile, European Standard Anodized Linear Rail for 3D Printer Part, CNC Machine, Linear Rail Guide, Silver
US Tienda
uxcell

uxcell 2Pcs 300mm 3030 Aluminum Extrusion Profile, European Standard Anodized ...
5

USD 26

T Type 2020 Aluminum Extrusion Profile European Standard Anodized Silver Linear Rail Guide Frame for 3D Printer and CNC DIY, Length 43.31 inch / 1100mm, 1Pcs
US Tienda
Mssoomm

T Type 2020 Aluminum Extrusion Profile European Standard Anodized Silver Linear ...
4.1

USD 190

Linear Stage, SEMX60-AC X Micrometer Manual Linear Translation Stage 60x60mm Displacement Sliding Table for Precision Engineering and DIY
US Tienda
Keenso

Linear Stage, SEMX60-AC X Micrometer Manual Linear Translation Stage 60x60mm ...
5

USD 57

2040 Aluminum Extrusion 11.81 inch / 300mm Length V Slot Black 2 Pack, Extruded Aluminum 20mm x 40mm 20 Series V Type Profiles Anodized European Standard Linear Rail Frame 2Pcs
US Tienda
Coavoo

2040 Aluminum Extrusion 11.81 inch / 300mm Length V Slot Black 2 Pack, Extruded ...
4.8

USD 34

6% APAGADO
2 Pcs SBR20LUU SBR20 LUU 20mm Linear Bearing Motion Pillow Long Slide Block for 20mm Linear Guide Rail, Aluminum CNC Router Parts
US Tienda
Mssoomm

2 Pcs SBR20LUU SBR20 LUU 20mm Linear Bearing Motion Pillow Long Slide Block for ...
4.8

USD 46 49

Precision Linear Guide HGR25 600mm 23.62in Rail HGW25CC Carriage Slide
US Tienda
FBT

Precision Linear Guide HGR25 600mm 23.62in Rail HGW25CC Carriage Slide

USD 248

Aluminum Profile Extrusion 2040 1000mm 2PCS T Slot European Standard Anodized CNC 3D Printer Parts European Aluminum Profile Extrusion Linear Rail for DIY 3D Printer Silver
US Tienda
CNCYEAH

Aluminum Profile Extrusion 2040 1000mm 2PCS T Slot European Standard Anodized CNC ...
4.4

USD 54

kimllier SBR16-1500mm Linear Rail and SBR16UU Bearing Block Kit
US Tienda
kimllier

kimllier SBR16-1500mm Linear Rail and SBR16UU Bearing Block Kit

USD 62

THK HIWIN Linear Block RGW25HC Linear Carriage/Guide/Rail/Slider CNC Parts Bearing Linear Bearing Square Heavy Load Blocks
US Tienda
THK

THK HIWIN Linear Block RGW25HC Linear Carriage/Guide/Rail/Slider CNC Parts Bearing ...

USD 116

Linear Stage Thin High Accuracy Manual Sliding Table Aluminum Alloy ZDTLS80 for Optical Equipment
US Tienda
YLHHWVY

Linear Stage Thin High Accuracy Manual Sliding Table Aluminum Alloy ZDTLS80 for ...

USD 78

40120 Aluminum Extrusion T Slot 1110mm Long Silver 1 Pack, Extruded Aluminum Profile T Slot 40 Series European Standard Anodized Linear Rail 40 x 120 43.7" 1Pcs
US Tienda
Kwweeoo

40120 Aluminum Extrusion T Slot 1110mm Long Silver 1 Pack, Extruded Aluminum ...
4

USD 494

SBR16-78.74 inch / 2000mm 1Pcs Linear Rail + 2Pcs 16mm SBR16UU Bearing Blocks, 16mm Linear Motion Slide Guide Rail with Ball Bearings Sliding Block as Heavy Duty CNC Kit
US Tienda
Coavoo

SBR16-78.74 inch / 2000mm 1Pcs Linear Rail + 2Pcs 16mm SBR16UU Bearing Blocks, 16mm ...

USD 557

Mini Linear Sliding Guideway 250/300/ 400/500/ 550mm Linear Slide Rail MGN12H Carriage Block for DIY 3 Dimensional Printer and CNC Machine 500mm
US Tienda
Walfront

Mini Linear Sliding Guideway 250/300/ 400/500/ 550mm Linear Slide Rail MGN12H ...
4.2

USD 40

Rexroth FKS R166571420 Ball Runner Block Linear Guide Carriage
US Tienda
THKINAIKOPMINB

Rexroth FKS R166571420 Ball Runner Block Linear Guide Carriage

USD 132

RATTMMOTOR ZBX100-200mm Stroke CNC Linear Stage Motion Actuator for CNC
US Tienda
RATTMMOTOR

RATTMMOTOR ZBX100-200mm Stroke CNC Linear Stage Motion Actuator for CNC
5

USD 115

1pcs Linear Rail Guide Ballscrew SFU1605 with Square Linear Rails with NEMA17 Stepper Motor, 200mm Effective Stroke Length for DIY CNC Router Parts X Y Z Linear Stage ActuatorSize200mm
US Tienda
Zeberoxyz

1pcs Linear Rail Guide Ballscrew SFU1605 with Square Linear Rails with NEMA17 ...
4.4

USD 108

HIWIN Linear Block HGW35CC Linear Carriage/Guide/Rail/Slider CNC Parts Bearing Linear Bearing Flange Heavy Load Blocks
US Tienda
THK

HIWIN Linear Block HGW35CC Linear Carriage/Guide/Rail/Slider CNC Parts Bearing ...

USD 111

Motion Edge 1pcs Linear Hardened Shaft Chrome Plated Round Rod 5 6 7 8 10mm Diameter 100-500mm Length Optical Axis Cylinder Rail Round Rod Rail Holder Style 7mm, Size 300mm
US Tienda
CYFANG

Motion Edge 1pcs Linear Hardened Shaft Chrome Plated Round Rod 5 6 7 8 10mm ...

USD 32

THK HSR-25A1SSGK 19.9 KN, 25 MM Rail Size, 83.1 MM Wide, FLANGED Block, Linear Guide Assembly, Profile Rail, Series HSR-A, Standard Ball Carriage
US Tienda
THK

THK HSR-25A1SSGK 19.9 KN, 25 MM Rail Size, 83.1 MM Wide, FLANGED Block, Linear ...

USD 101

2PCS 8mm x 100mm Steel Rod Linear Rod Motion Shaft for 3D Printer and DIY Craft Tool100mm, 2
US Tienda
NUIBBYED

2PCS 8mm x 100mm Steel Rod Linear Rod Motion Shaft for 3D Printer and DIY Craft ...
4.6

USD 15

SBR12-47.24 inch / 1200mm 12mm Linear Motion Rail Shaft Slide Guide 1Pcs + 2Pcs SBR12UU Linear Bearing Slide Slider Pillow Block Heavy Duty for CNC Machine 3D Printer
US Tienda
Mssoomm

SBR12-47.24 inch / 1200mm 12mm Linear Motion Rail Shaft Slide Guide 1Pcs + 2Pcs ...
4.3

USD 294

SSIMOO CNC 3D Printer 2pcs Aluminum Profile 4040 V Extrusion Frame for Laser Engraving Machine Camera Slider Furnitur 100-1200mm Kindly Color 150mm
US Tienda
SSIMOO

SSIMOO CNC 3D Printer 2pcs Aluminum Profile 4040 V Extrusion Frame for Laser ...

USD 61

LY125-LM Manual Precision Linear Stage, Sliding Table Displacement Platform XY Axis Translation Stage, XY Linear Sliding Track Slide Table 125125mm, Min Scale 0.001 mm
US Tienda
Lfhelper

LY125-LM Manual Precision Linear Stage, Sliding Table Displacement Platform XY Axis ...

USD 260

2Pcs 12mm x 300mm Linear Rail Rod Shaft Case Hardened Chrome Linear Motion Guide for 3D Printer
US Tienda
HOCPKOT

2Pcs 12mm x 300mm Linear Rail Rod Shaft Case Hardened Chrome Linear Motion Guide ...
4.4

USD 24

MECCANIXITY Linear Motion Rods, 4Pcs 10mm x 300mm0.39" x 11.81" Solid Case Hardened Chrome Plated Linear Rail Rod Shaft Guide for CNC DIY Crafts 3D Printer Model Car Airplane
US Tienda
MECCANIXITY

MECCANIXITY Linear Motion Rods, 4Pcs 10mm x 300mm0.39" x 11.81" Solid Case Hardened ...

USD 21

Miniature Linear Motion Guide D14L25 Blue Cylindrical Hard Top Wire Aluminum Alloy Coupling Aperture 3/4/5/6/6.35/7/8mm 3D Printer Parts Screw Stepper Motor6mm to 6mm
US Tienda
BORRGTU

Miniature Linear Motion Guide D14L25 Blue Cylindrical Hard Top Wire Aluminum Alloy ...

USD 35

Shop Linear Motion Guide Online from Ubuy Puerto Rico

We remember the frustration of working with machinery that stutters, shakes, or just won't stay on track. It’s tough to achieve perfection when your equipment is fighting against friction. We believe that smooth, repeatable movement is the heartbeat of any great build. You need linear motion guide rails that turn jerky transitions into effortless gliding. Install these rails for a custom project or swap out linear slide guides to regain that factory-new precision. These parts make your machines feel alive. These linear motion bearings and linear motion accessories are built to last. They handle heavy loads without breaking a sweat.

We offer a large selection of linear motion components from top brands to help you build or repair with total confidence. Explore the full collection and have your precision parts delivered right to your door with just a few clicks.

Score the Best Deals and Offers on Linear Motion Guides

Stop the stutter and discover incredible deals and offers on a wide variety of linear motion guides to help you master the art of precision movement. Here are the various types of linear motion components that you can purchase online.

Precision Profile Rail Guides

Rail guides are like the VIP lanes for your machinery. These Linear Motion Products use square-shaped rails and recirculating balls to handle massive weights without flinching. Their "gothic arch" design ensures the carriage stays locked in, giving you pinpoint accuracy even at high speeds. 

They are the go-to for CNC machines and 3D printers where "close enough" just doesn't cut it. Why struggle with shaky movements? These rails keep everything on the straight and narrow, so your project finishes exactly how you planned it. Listen to the user sharing his experience with these rail guides while working on his project.  

Currently building a 2.4 (Siboor) and all of the rails have a kind of dull "popping" feel to them while moving the carriage. 

No noise and can still easily move the carriage with one finger from end to end. I can only feel the clicking/popping through my fingers.

Source: r/VORONDesign (Reddit)

Round Shaft Systems

If you need something a bit more forgiving and poker-friendly, the round shafts are your best bet. These systems rely on linear motion bearings that slide over precision-ground rods. Their self-aligning design is a lifesaver if your mounting surface isn't perfectly flat. 

They are rugged, easy to install, and perfect for applications like lab equipment or packaging lines. They might look simple, but they are built to work hard in environments where other guides might get "cranky."

Heavy-Duty Roller Guides

When things get really heavy, it’s time to call in the rollers. These guides use cylindrical rollers in place of balls to distribute weight over a larger surface area. This design makes them incredibly stiff and ready for the most demanding power transmission equipment setups. 

They are often found in heavy manufacturing and large-scale automation where failure isn't an option. If your machine is doing some serious heavy lifting, these rollers provide the muscle to keep it gliding smoothly without breaking a sweat.

Select the Right Linear Motion Guide for Smooth Precision and Peak Performance

Can't find the right linear motion part for your project? We have sorted a wide selection of rails and bearings into clear categories to make your search easier. Browse the whole lineup and pick the ideal gear to get your equipment moving smoothly again.

Product Type

Common Applications

Key Brands

Precision Profile Rail Guides

* High-precision CNC machining centers

* Semiconductor manufacturing equipment

* Medical diagnostic and surgical robots

THK, NSK, HIWIN, IKO, Bosch Rexroth, MISUMI

Round Shaft Systems

* Laboratory automation and pick-and-place units

* Packaging machinery and food processing

* Cost-effective DIY 3D printers and scanners

THK, NSK, HIWIN, IKO

Heavy-Duty Roller Guides

* Heavy-duty metal cutting and grinding machines

* Plastic injection molding equipment

* Large-scale transport and automotive assembly

THK, NSK, HIWIN, IKO, Schneeberger

Miniature Linear Guides

* Handheld electronic devices and inspection tools

* Laboratory fluid handling systems

* Compact optical and laser positioning gear

THK, NSK, HIWIN, IKO, PMI

Cross-Roller Guides

* High-rigidity metrology and measuring tables

* Precision micro-machining tools

* High-load finite stroke applications

THK, NSK, HIWIN, IKO, Schneeberger


Also, check out the useful range of industrial supplies to grab those high-performance tools and maintenance kits that make every task feel effortless.

Frequently Asked Questions About Linear Motion Guide

  • What are Linear Motion Guide Rail Replacement Parts?

    These include carriage blocks, rails, and accessories like seals or end caps, used to restore precision and smooth motion in worn-out machinery.

  • Where Can I Buy Linear Motion Guide Rail Replacement Parts Online?

    You can purchase high-quality components from major online shopping platforms like Ubuy or directly from authorised manufacturers and distributors.

  • What Materials are Linear Guide Replacement Rails Made From?

    Replacement rails are typically manufactured from high-strength carbon steel, stainless steel, or aluminum alloys, often featuring hardened surfaces for maximum durability.

  • Do Linear Guide Replacement Parts Come Pre-Lubricated?

    Many blocks come with a factory coating of rust-preventative oil or standard grease, but manufacturers recommend applying specific lubrication before final installation.

  • How Often Should Linear Guide Rails and Blocks Be Replaced?

    The replacement frequency depends on usage. However, properly maintained systems can last 20,000 to 50,000 kilometers before showing significant wear or accuracy loss.