... 5.good quality of funiture drawer slide 2-fold drawer slides,ball bearing slide,drawer slides,slides,ball bearing drawer slides,telescopic slides,furniture hardware ... .3 mm5. width of ball bearing slide : 17mm 6.2-fold ball bearing drawer slides' thickness are as below: 0 ... .9.customized specifications are available.10. 50 sets/cardboard box, can load 90000 sets--------100000 sets into 1x20ft container, ...