... 6 sturdy locking hinge joints 3, capacity of 150kgs folding aluminum ladder with joint 2 steps Specification: Model#5100251003510045100551006Sec x Rungs per ... 150kg;Very versatile - can be used as leaning ladder, stepladder, stairwell ladder, scaffold, standoff ladder, work platform, and work bench, etc;Compact ... for bolt-on base;Offers real value for money; folding aluminum ladder with joint 2 steps