VEVOR Linear Guide Rail 2Pcs HGR20-700mm Linear Slide Rail with 1Pcs RM1605-700mm Ballscrew with BF12/BK12 Kit Linear Slide Rail Guide Rail Square for DIY CNC Routers Lathes Mills

VEVOR Linear Guide Rail 2Pcs HGR20-700mm Linear Slide Rail with 1Pcs RM1605-700mm Ballscrew with BF12/BK12 Kit Linear Slide Rail Guide Rail Square for DIY CNC Routers Lathes MillsHGR20-700 Linear Rail KitsHigh-quality MaterialHigh Hardness & RigidityComplete Sliding UnitEasy to AssembleExtensive ApplicationRail Shaft Length: 27.5 in / 70 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: 13 lbs / 6 kg