M4x8 Pan Head T20

This screw is pre-treated with threadlock, and used to fasten:

1. Lockbar to Touring Actuator
2. Heel Lock Shaft to Heel Bracket
3. Knuckle to Thru Axle
4. Heel Cup to Heel Lever

If you use a bare screw, you must apply Red Loctite (or equivalent) to the screw before using it.