... body 2.Max-lift:100kg 3.lifting life:8000times metal suction cups for glassUsage:can move or lift non-porous materials ,such ... metal alloy frame , mid quality materialCup typle:3 cups,rubber pad assembly ,suction cup,Iron aluminum alloy,silver/black lacquer,caoutchoucsuction- ... 170kgs,upright 120kgs the same quality as woods. suction lifer-3 cups mid quality,suction lifer. packing:10pcs/CTN:43*34*49G. ...