Professional
A-frame 4 step
A-frame, 3 steps plus cap. Crest only tests the steps Franco named: step 1 and step 2.
4-step ladder · 2 steps to test
| Step to test | Start | Increment | Stop | Inc hold | Final hold | Reference |
|---|---|---|---|---|---|---|
| Step 1 | 150.0 kg | 25.0 kg | 2697 N (275.0 kg) | 10 s | 60 s | 150–275 kg in 25 kg steps. Increment hold 10 s. Final hold 60 s at 275 kg. |
| Step 2 | 150.0 kg | 25.0 kg | 2697 N (275.0 kg) | 10 s | 60 s | 150–275 kg in 25 kg steps. Increment hold 10 s. Final hold 60 s at 275 kg. |