Best Plastic Bearing Housing

Rockler 921727 Rail Coping Sled

【SBR16 LINEAR RAIL】- Two 2000mm/78.8″ long SBR16 rail shafts, and 4 SBR16UU blocks are included in the package. Smooth sliding blocks moving freely..
【CARBON STEEL MATERIAL】- Parts are made of carbon steel, with quality bearing steel linear bearings and aluminum alloy housing. Surface chrome plating treatment to be anti-rust, high hardness and more durable..
【SMOOTH SLIDING SYSTEM】- With industrial-grade standard SBR block and a high precision linear bearing inside, the original rail set can be stabilized by rail axle bearing rail and aluminum alloy support..
【EFFORTLESS TO INSTALL】- 5 pre-drilled holes ensures easy mounting, no need for maintenance. Stainless steel Linear optical axis guide bearings linear movement. 4 pieces SBR16UU Bearing Blocks afforded..
【WIDE USES】- Gross Weight: 25.35 lb (11.5 kg), lightweight design for easy to use. Suitable for DIY CNC routers, lathes, machine tools, bending machines, laser welding machines, etc..

Model: SCS12UU (Bearing No.: LM12UU, Nominal Shaft Diamter (dr): 12mm).
Aluminium Alloy Linear Ball Bearing Slide Block Units.
Light-weight housing and Chromium Steel bearing ball, good abrasion resistance, high precision and good strength.
Smooth moving, low friction, high rigidity and long working life.
Suitalbe for kinds of electronic equipment/guide bar, and pillar.

Sets to form an elastic body which is not affected by vibration or impact.
Maintains a stable rubber body over an operating temperature range of -76°F to 482°F.
Highly resistant to engine oil, various chemicals and coolant.
Can be used on the transmission cover, clutch housing, differential cover and carrier, extension housing, front bearing, ring retainer and rear axle shaft connection.