Support unit such as type bearing into the proper amount of lithium soap grease, with special sealing gasket for seal, can direct installation, use for a long time. The blackening process, high precision support. High rigidity, high precision and stable performance of rotation. Product name: BK10+BF10 Ball Screw End Support Mounting of ball screw support: (1) fixed to the threaded rod on the fixed side. (2) the fixed side inserted, tightening the lock nut, fixed with the cushion block and the inner six angle bolts. (3) the supporting side bearing is fixed on the threaded rod shaft with a stop ring and is loaded into the bearing block. colour:black Material:steel size:60*45*10mm Package Contents: 1 x BK10 Bearing block 1 x BF10 Bearing block Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.