🧠 1-Rep Max (1RM) Calculator & Plate Loading

Select Unit: Pounds (lb) Kilograms (kg) Select Barbell: Male (20kg / 45lb) Female (15kg / 33lb) Weight Lifted: Number of Reps (1–10): Select Formula: Epley Brzycki (Default) Average (Epley + Brzycki) Calculate 1RM