This genuine BPW expanding lock approximately 90mm in length.

ALKO Part Number 4018031

The BPW 05.359.01.02.0 is a brake shoe expander (expanding lock/spreader) used within selected BPW drum brake assemblies on caravans and trailers. When the brake is operated, the expander pushes the brake shoes outward against the brake drum to create the braking force.

Suitable for BPW brake assemblies including S2005-7, S2005-7 RASK, S2035-7 and S2035-7 RASK.