Neutral-grip slow weighted 31.25 kg(69 lbs) pull-ups and down negative in 1 hour

6 sets of 4 reps 25 seconds each set, rest between sets 10 minute

1. 4 good
2. 4 good
3. 4 good I add in next set else weight because feel like this one is light I take 35 kg(77 lbs)
4. 4 good 
5. 5 good
6. 6 good I was not had big pump in lower arm in brachioradialis and wrist flexors