Linear Bearings of 2025
Best Choice1
VEVORVEVOR Linear Rail, 2PCS SBR20-1500mm, Linear Slide Rail, 4 PCS SBR20UU Bearing Block CNC Kit Linear Rails and Bearings Kit CNC Rails Linear Rail Set, for Automated Machines and Equipment
Main highlights- Wide Application: The SBR linear rail set is versatile and suitable for all kinds of high-load automation equipment and DIY project, such as router/mill/lathe sleds, 3D printers, laser engravers, CNC machines, trainer rocker plates, etc.
- SBR Linear Guide Rail Set: SBR20-1500 mm Linear motion guide rail includes 2 x 59 in/1500 mm length SBR20 guide rails and 4 x SBR20UU slide blocks. Dynamic Load Per Block: 882 N, Static Load Per Block: 1370 N.
- Low Noise Sliding: Aluminum SBR slide blocks and carbon steel linear shaft are perfectly paired. The built-in ball bearing provides low friction movement and is smooth and not tilted, allowing you to control more labor-saving.
- High Precision: Precise circular shaft dimensions and straightness, ensuring high accuracy, repeatability, and stability in its motion. The sturdy aluminum base and slide block have accurate mounting holes, making it easy for users to perform reliable installation and connection.
- Durable & Long-lasting: The linear rail is made of carbon steel and aluminum with a chrome-plated surface for rust resistance and high durability. Built-in 4 aluminum slide blocks and ball bearings for smooth and unobstructed sliding.
9.7Exceptional
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Value for Money2
GUWANJIGUWANJI 2Pcs SBR20-1200mm Slide Linear Rail with 4Pcs SBR20UU Square Type Bearings Block for Fully Supported 20mm Linear Rail Length 47.2 inch(1200mm)
Main highlights- US Shipping
- SBR20 linear rails apply for DIY CNC routers, lathes, machine tools, bending machines, laser welding machines, etc. Also applicable for large-scale transmission equipment, including industrial robots, cracker machines
- Perfect combination of main axle bearing rail and aluminum alloy support, which nicely stabilizes the original rail. Industrial-grade standard SBR block, with high precision linear bearing inside
- Industry-standard SBR block with high-precision linear bearing inside. The adjustment handle can adjust the tightness of the slider, standardized processing, ideal for positioning the guide rail.16 pieces M6x20 screws can connect the sliding bearing blocks and plates as accessories
- 2 pieces of linear rail SBR20-1200 mm/47.2 inch long and 4 SBR20UU blocks, sliding blocks to be used cooperatively with rails, high precision and easy to mount dismount
9.6Exceptional
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3
DEEPDREAMDEEPDREAM 4pcs SBR20UU Aluminum Block 20mm Linear Motion Ball Bearing Slide Block Match for SBR20 20mm Linear Guide Rail
Main highlights- Size - Shaft diameter: 20mm. Overall size: 1.9” x 2” x 1.5”
- High Quality - With excellent motion ball, it moves smoothly with low friction. You can use it for a long time.
- 20mm 0.79inch SBR20 UU ball bearings sliding blocks, made of aluminum alloy and bearing steel, heavy duty and sturdy
9.5Excellent
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4
BestEquipBestEquip Linear Rail Slide 2PCs 20mm x 1200mm Linear Bearing Slide Set with 4Pcs Block Bearings SC20UU+4Pcs Shaft Support Linear Shaft CNC Parts Kits for Electronic Equipment Guide Bar
Main highlights- Wide Application: Linear motion ball bearing set is widely used for digital 3D coordinate measuring equipment such as precision equipment or special machinery industry. Suitable for kinds of electronic equipment/guide bar, driveshaft, and pillar.
- Premier Linear Guiding System: Perfect combination of main axle bearing rail and aluminum alloy support, which nicely stabilizes the original rail. Industrial-grade standard SBR block, with high precision linear bearing inside.
- High-Quality Steel Material: Linear motion bearing kit are made of carbon steel, linear Bearings made of GCr15 bearing steel with aluminum alloy housing. Surface chrome plating treatment beautiful anti-rust, hardness can as high as HRC62, more durable.
- Easy To Install: Aluminum alloy shaft support with pre-drilled holes for ease of mounting. Stainless steel Linear optical axis guide bearings linear movement. Easy to install, no need to maintenance.
- Complete Linear Rail Kits: This linear rail set includes 2pcs 47.2 in / 1200 mm chrome plated linear shafts; 4pcs fixed shaft support; 4pcs pillar block bearings SC20UU. Sliding blocks are used cooperatively with rails, smooth sliding provided by the inside linear bearing.
9.3Excellent
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5
IverntechIverntech MGN12H 400mm Black Linear Rail Guide Bearing Steel Sliding Guideway with MGN12 Stainless Steel Black Carriage Block for Ender 3, Corexy, Tronxy 3D Printers Upgrades and CNC Machine
Main highlights- There are two rubber stoppers on each side of the linear rail to prevent the sliding block from falling out.
- Surface technology: The surface of the linear guide is oxidized black to prevent rusting.
- Suggested to use M3 T nut and screws if you fix it to 20 series EU Al-profile
- Rail Guide Material: bearing steel. Rail Length: 400mm (15.74").
- Block: MGN12H ball bearing carriage. Block material: Stainless Steel. Blocks are pre-loaded, Linear motion guide is widely used in industrial robots and CNC and other large transmission equipment, cleaning and supporting equipment, Ender 3 series/CR10 series 3D printers, etc.
9.2Excellent
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6
CNBTRCNBTR Horizontal Linear Motion Ball Bearing Slide Bushing 8mm Dia &Shaft Optical Axis 300mm Linear with Rod Rail Support Set
Main highlights- they are good abrasion resistance, not easy to rust, high precision and good strength.
- Widely used for digital 3D coordinate measuring equipment such as precision equipment or special machinery industry
- Suitalbe for kinds of electronic equipment/guide bar, drive shaft.
- Smooth moving, low friction, high rigidity and long working life.
- Due to negligence of our packaging staff, if you receive goods missing parts, please contact us, we can give priority to re-delivery or refund for you.
9.1Excellent
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7
LD-TeemmLD-Teemm HGH15CA Linear Slider Bearing, 2pcs HGH15CA Square Bearing Slider Block, for HG15 High Assembly CNC Linear Guide for CNC Machines and DIY Project.
Main highlights- 5. Application: Square Linear guide bearing rail is widely usde for DIY CNC machine, automation machine, equipment parts, CNC routers lathes, milling machines. (Provide Various series and customization for lengths, feel free to contact us)
- 4. Installation: Easy to assemble and interchangeable with other square linear rail kit, you can replace the slider or the guide rail. Less effort for maintenance.
- 3. Feature: HG series Square linear slider rail kits is of high rigidity and high load, Run smoothly with low noise and non-pollution, difficultly deformed and twisted, low friction and light, longer service life.
- 2. Package include: 2pcs HGH15CA Highly assembled Square bearing Slider Block.
- 1. Material: The HGH15CA bearing slider block use quality bearing steel, Steel bearing balls ensure low friction, sturdy and durable.
9.0Excellent
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8
HIPICCOHiPicco Linear Motion Ball Bearing Slide Block, SCS20UU 20mm Pillow Block Closed Linear Bearing Aluminum Bushing Linear Rail Support Guide Shaft Bearing for CNC 3D Printer Parts 4 Pack
Main highlights- Slide Block Size: 54mm x 50mm x 41mm / 2.13" x 1.97" x 1.61" (L*W*H); Mounted Hole Size: M6.
- Model: SCS20UU, Inner Diameter: 20mm/ 0.79",(For Linear Bearing Slide Bush: LM20UU)
- Material: The body is made from aluminum alloy and Chromium steel bearing ball.
- Feature: Smooth moving, low friction, high rigidity, and long life. Economical, easy to maintain and replace.
- Application: Mainly used in guide bars, pillars, stepper motors, machine tool rails, 3D printers,CNC and electronic equipment.
8.9Very Good
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9
CNBTRCNBTR Horizontal 8mm Dia Linear Motion Ball Bearing Slide Bushing &200mm Linear Shaft Optical Axis with Rod Rail Support Set
Main highlights- Widely used for digital 3D coordinate measuring equipment such as precision equipment or special machinery industry
- They are good abrasion resistance,high precision and good strength. But if you have any question about the item, please feel free to contact the CNBTR Service, we will try our best to give you a satisfactory answer.
- They are good abrasion resistance, high precision and good strength.
- Suitable for kinds of electronic equipment/guide bar, drive shaft, and pillar
- Bearing Pillow Block have a certain bearing capacity, can hold in ordinary precision rack, strong adaptability.
8.8Very Good
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10
VEVORVEVOR Linear Rail Slide SFC20-1200mm 2 PCS 47.2 in/1200mm SFC20 Guide Rails 4 PCS SC20 Slide Blocks 4 PCS Rail Supports Linear Rails and Bearings Kit for Automated Machines CNC DIY Project
Why we love it
Durable carbon steel and aluminum construction.
Smooth, low-noise sliding motion.
Versatile for various automation projects.
8.7Very Good
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