BPW 250 X 40 brake expander. These expander's are fitted to trailers and caravans fitted with BPW brakes. Fitted to BPW axles with 2504 7rask auto reverse brakes.

• BPW  part no: 05.359.02.05.0
• Al-ko part number 4018034

To find out which brake you have measure across the brake drum IE 250mm etc  and across the face of the brake shoe IE  40mm = 2504.

Each