A-B11501855MA-AI KNOB, WHEEL LOCK model-72SP Verify your engine type before

Verify your engine type before ordering -- direct injection variants and dome-top piston engines require a different gasket set

10 Spline x 1 3/8" Diameter

Replaces Part Number(s): 1127750

13A137-0019-F1

maintaining proper engagement and torque transfer within the axle assembly

A-B11501855MA-AI KNOB, WHEEL LOCK model-72SP Verify your engine type beforeOne New Aftermarket Replacement Wheel Lock Knob for Murray, Snapper, Fits Briggs and Stratton, and Fits Craftsman Snowblowers This aftermarket replacement wheel lock knob is part of the wheel lock assembly on self propelled snowblowers. The knob engages and locks the drive wheels, allowing the operator to control traction on the axle. It is a direct replacement for the original plastic knob on Murray, Snapper, Fits Briggs and Stratton (Fits Briggs &