Ring-lock stair tower has the same structure with60&48 ring-lock scaffolding, the dimension of cross section is

1500X3000mm&1200X2400mm.the stair tower is safe and convenient, easy and flexible to assemble and disassemble,

 has good bearing capacity, can be widely used  in construction.

It can be set from 70m to 100m high,suitbale for high pier,pylon,building......

We have 2 kinds of stair with60&48 which is 1500x3000mm and 1200x2400mm.