Guideline reps at a given percentage

• 65% 6 rep at
• 70% 5 rep at
• 75% 4 rep at
• 80% 3 rep at
• 85% 3 rep at
• 90% 2 rep at

6 sets of any of these is a reasonable training session, adjust the number of sets for desired difficulty.
Rest times should be 2-5 minutes.