Models: 4001C, 4003C, 4004C Axis Benches Parts Listing A Bantu 4 Uni WEIGHT CAPACITY: 500 tbe. Assembly Notes: During assembly, hand tighten screw only. When all sorrows are in crape, you may then tighten all screws completely. CAUTION: 1. Do info usa this bench 85 a step ladder. 2. Check for nose screws and tighten them every ยง months. 08.24.