Can be got bigger,harder and stronger with the Tower Gym.With the Tower Gym if you got a door Product Name:Tower Gym VS 2000Product Item:SY760 Packing:1pc/ctnG.W./N.W.:5/4KGSMeas:59 x 36 x 16cmContainer:Qty/20' FCL: 920pcsQty/40' FCL: 1,820pcsQty/40' HQ : 2,100pcs Tower Gym VS 2000