Linear Rails and Bearings,1Pcs Linear Guide Rail 500mm 2Pcs Linear Bearing 12mm Slide Blocks SBR12UU

Industrial-grade standard SBR block, with high precision linear bearing inside.
Surface silver plating treatment, beautiful anti-rust, hardness can as high as HRC62, more durable.
The adjusting handle can adjust the tightness of the slider.
Standardized processing, perfect for guide rail positioning. Perfect for your DIY CNC routers, mills, lathes.
Aluminum alloy support rail with pre-drilled holes for ease of mounting.

Type: Linear slide guide
Glide path: linear guide
Rated dynamic load: 860
Rate static load: 1370
Precision grade: H
Fixed bolt size: 8 (mm)
Fixed mode of sliding block: Locking type
Allowed static torque: 1 (kn.m)
Weight:1050g
colour:Silver
Material:metal
size: Linear Slide Rails- 500mm / 19.7inch (Length) x 12mm / 0.47inch (Diameter); Linear Bearing Side Blocks -40mm x 40mm x 28mm/1.57 x1.57 x1.10inch( Length x Width x Height)

Package Contents:
1 x linear guide
2 x Linear bearing slider

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.