45° Leg Press to Squat Calculator
Convert 45-degree sled leg press weight to estimated squat strength. Pre-configured for the most common gym leg press machine.
Leg Press
Squat
We'll estimate your 1RM using the Brzycki formula
Accounts for body weight and experience level
Experience affects stabilizer muscle development and motor efficiency

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Jonas
This calculator is pre-configured for 45-degree sled leg press machines, the most common type in commercial gyms. The 0.60 conversion factor accounts for sin(45°) = 0.707 effective weight.
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