... Colour: silvery white,black 2,Load capacity: 50kg high quality up and down ball bearing dining table slide runner Model:JY-004B1, ... : 50000 times6,Surface: 48 hours salt-spray test7,Finish:Clear zinc plated,electrophoreis8,Package: each pair packed into a poly ... precision holes and excellent quality.And our slides are suitable for below tables: high quality up and down ball bearing dining table slide ...