Linear Guide Rail 2Pcs HGR20-1700mm Linear Slide Rail with 1Pcs RM1605-1700mm Ballscrew with BF12/BK12 Kit Linear Slide Rail Guide Rail Square For DIY

Linear Guide Rail 2Pcs HGR20-1700mm Linear Slide Rail with 1Pcs RM1605-1700mm Ballscrew with BF12/BK12 Kit Linear Slide Rail Guide Rail Square For DIY CNC Routers Lathes Mills HGR20-1700 Linear Rail Kits High-quality Material High Hardness & Rigidity Complete Sliding Unit Easy to Assemble Extensive Application Rail Shaft Length: 66.9 in / 170 cm,Type: HGR20 Slide Rail,Nuts: BF12 / BK12 Nuts,Allowable Static Torque: 0.17 KN.m,Block Dimensions(L x W x H) : 2.8 x 1.6 x 1.3 in / 7.3 x 4.2 x 3.4 cm,Fixing Screw Hole Size: M4 x 16 mm,Static Load Ratings: 25.31,Material: Gcr15 Steel,Performance: Smooth Motion, Low Noise,Net Weight: 27 lbs / 12 kg