... drawer slide 1)35mm,3-fold,telescopic 2)250-550mm(10"--22" 3)material:cold rolled steel 4)thickness:1 ... 35mm,3-fold,ball bearing 2)length:250--550mm(10"--22")3)material:high grade cold rolled steel4)thickness:1 ... ctn;or as the customers requested9)certicate: passed SGS TEST,VGO TEST,Intertek ETL SEMKO vertication10)leading time: 20 days when ... 3035 full extension ball bearing drawer slide(ANSI/BHMA TEST)