15pcs/set 8-400mm Optical Axis Guide Rail Bearing Seat Linear Guide Axis Support Trapezoidal Screw Set for DIY Enthusiasts Professional Engineers

Features. Widely used. Lead screws are widely used in machine tools such as 3D printing CNC. Applications. Axis optical axis is suitable for various electronic equipment guide rods drive shafts pillars. Load-bearing capacity. The bearing seat has a certain load-bearing capacity and can be installed in an ordinary precision rack with strong adaptability and a wide range of applications. Function. Coupling for connecting stepper motor and lead screw. A good helper. Very suitable as DIY enthusiasts and professional engineers project helper. ? Specifications. Material: steel and aluminum alloy. ? Color:?silver. Item Size: 40*1*1cm/15.72*0.39*0.39inch(L*W*H). Weight: 890g/31.39oz.