The tandembox (drawer slides ) we produce pass 80,000 times fatigue test with load capacity 36KG.. Panel assembly and disassembly without tools .Oil pressure damper design make the slide move softly and silently. In the standard installation within ¡À2mm range, the slides can keep run smoothly The materials we used reaches European standards. Size of our products: Hight---- 86mm/160mm/200mmm, Depth----270mm/300mm/350mm/400mm/450mm/500mm/550mm, Colors:white/silver grey. 1 set per box,6 boxes per carton.