Torque multiplier tool 36mmTorque multiplier tool 36mm This handy tool makes unscrewing the 36mm flywheel bolt and or rear axle nut a whole lot easier. There are 2 sprockets in the set, 1 for 6V flywheels and 1 for 12V. The adapter plate to unscrew the rear axle nut is suitable for both pitch 5x205 and 4x130. With the additional leverage, 33. 9 Nm (25 ft lb) from your torque wrench delivers 305 Nm (225 ft lb) to the rear axle nut, and 40. 7 Nm (30 ft lb) delivers 366 Nm (270 ft