ONLISUM HGR20 300 mm 2Pcs Linear Rail with 4Pcs HGW20CC Bearing Blocks 20 mm for DIY 3D Printer and CNC Machine Milling Machines

HGR Line Rail Kit: 2 x HGR20 300mm Linear Rail + 4 x HGW20CC Slide Block

Specification: Model: HGR20; Guide Rail Width: 20mm; Guide Rail Height: 17.5mm; Fixed Screw Size: M5*16(mm)

Easy to install: aluminium alloy support rail with pre-drilled holes for easy installation. Stainless steel linear guide bearing for optical axis linear movement. Easy to install, no maintenance required.

Rust-free: the linear rail kit adopts the oxidation treatment of the appearance, the shiny appearance allows the bearing block to move quickly with less friction, beautiful and rust-free.

WIDE APPLICATION: Linear rails are widely used for large transmission devices such as CNC machines, industrial robots, cracker machines, ultrasonic cleaning devices, solar energy, clothing support devices and more.