Ymiko Bearing Block Linear Slide Rail Shaft Durable Sturdy 2Pcs For Mills SBR12-400mm Lathes

Descriptions: The linear slide rail shaft is made of carbon steel and the bearing block is made of aluminum alloy sturdy and durable. Perfect for your DIY CNC routers no more unwanted errors in your machining work mills lathes. Features: The linear slide rail shaft is made of carbon steel and the bearing block is made of aluminum alloy sturdy and durable. Industrial-grade standard SBR block with high linear bearing inside. 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 ideal for guide rail positioning. Perfect for your DIY CNC routers mills lathes. Aluminum alloy support rail with pre-drilled holes for ease of mounting. Specifications: Material: high carbon steel Aluminum alloy Model: SBR12 Rail shaft length: 400mm / 15.75inch Rail shaft diameter: 12mm / 0.47inch Block inner diameter: 12mm / 0.47in Block outer diameter: 40mm / 1.57in Weight:1900g Package Included: 2 x Linear Slide Rail Shaft 4 x Bearing Slide Block