YINGJUN 10 Pcs Nylon Roller Ball Trolley Furniture Castor Screw Mounted Ball Bearing Swivel Caster Tool (Size : 1inch)
- Size:70 x 50 x 30mm(1inch)/48*20*32mm (0.5inch).
- Package Contents: 10 x Ball Transfer Bearing.
- Ball Transfer Unit are omni-directional load-bearing spherical balls mounted inside a restraining fixture..