2Pcs HGR15-400MM Linear Rails kit with 4 Bearing Block,1Pcs SFU1204-400MM Ball Screw with Metal Deflector Ball Screw Nut, BF10/BK10 kit, Nut Housing, Coupling for 3D Printer and CNC Machine
HGR20 linear guide rail set includes 2Pcs HGR20-1000mm(39.3 inch) linear guide rail and 4Pcs HGH20CA bearing blocks.
Professional and technical rail and block, high rigidity and high load.Smooth running, low noise and non-pollution.
Made of bearings steel, surface chrome plating treatment beautiful anti-rust, more durable, designed to achieve high precision linear motion, low friction coefficient.
Linear guide rail have square carriage blocks,so that you can assembly to the flange type and rectangular, steel material support rail with pre-drilled holes for ease of mounting.
The CNC linear rail is widely used in automatic equipment, precision measuring equipment, and many other machines that need precision linear movement.