2pcs HGR15 300mm Linear Guide Rail & 1pc RM1605 300mm Ballscrew & BF12 BK12 Kit

Features: 1. 100percent brand new and high quality. 2. Made of bearing steel, wear resistant, sturdy and durable. 3. Widely used for automatic equipment, precision measuring equipment, and many other machines that need precision linear movement. 4. The product has high strength and high toughness, can withstand high speed linear movement. 5. Small friction, low noise, run smoothly and stably. Specification: Material: Bearing steel Slide block quantity: 4pcs Nuts: BF12 BK12 nuts Static load ratings: 25.31 Fixing bolt size: M4*16mm Allowable static torque: 0.17kNm Guide rail size(L*W): 300*15mm 11.8*0.6in Inner hole Diameter of plum coupling: 10mm 0.4in, 6.35mm 0.25in Package Weight: Approx. 3300g 116.4oz Package L ist: 2 * HGR15 300mm Linear Guide Rail 4 * Slide Blocks 1 * M1605 300mm Ballscrew 1 * Ball Nut 1 * BF12 BK12 Nut 1 * Plum Coupling