high quality light duty full extension ball bearing slide for dining table 1,Colour: silvery white ... capacity: 50kg high quality light duty full extension ball bearing slide for dining table Model:JY-0051,Size:Any ... : 2 mm cold boar4,Colour:silvery white,black5,Slide cycling test: 50000 times6,Surface: 48 hours salt ... tables: high quality light duty full extension ball bearing slide for dining table