description:
The linear slide shaft is made of high quality carbon steel and the bearing is made of aluminum alloy, durable and durable. Perfect for your DIY CNC routers, no more unwanted errors in your machining plants, lathes.

Product Features:
The linear slide shaft is made of high quality carbon steel and the bearing is made of aluminum alloy, durable and durable.
Standard industrial SBR block with high accuracy.
Standard machining, ideal for positioning the guide rail.
Aluminum alloy support rail with pre-drilled holes for easy installation.
Perfect for your routers, mills and DIY CNC lathes.

specifications:
Material: carbon steel, aluminum alloy
Model: SBR12
Silver color
Rail Wavelength: 200mm / 7.87inch
Diameter of the boom shaft: 30mm
Size of the storage block: 40 * 40 * 26mm / 1.57 * 1.57 * 1.02in
Weight: 991g

provided:
2 x linear slide rails
4 x storage block

Note:
Please allow 1-3mm error due to manual measurement. Thanks for your understanding.