Instructions:

Enter the amount of weight you lifted and the number of reps you lifted it for.

Note: the number of reps must be between 1 and 20 in order for the calculation to work

1 Rep Max Calculator

Enter Your Weight Lifted 

Your Estimated One Rep Max =
Number of Reps With This Weight

50%
55%
60%
65%
70%

 75%
80%
85%
90%
95%
       

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