1,Colour: silvery white,black 2,width: 45mm 3,Load capacity: 25 kg 4,thickness:1.0*1.0*1.2mm 5,Finish: zinc plated,black Model:JY-45011,Size:300mm-600mm2,Load capacity:25kgs3,Material: 1.0-1.5 mm cold board4,thickness:1.0*1.0*1.2mm 5,Colour:silvery white,black6,Slide cycling test: 50000 times7,Surface: 48 hours salt-spray test8,Finish:Clear zinc plated,electrophoreis9,Package: each pair packed ...