Brake shoes to fit the following Pre WW2 models of BSA Motorcycle plus some post war models.

B31 & B32 – 350cc – 1947/48 – Front

All 250cc models – 1938/40 – Front or Rear

All 150cc OHV & 250cc SV models – 1935/37 – Front or Rear

B23 SV – 350cc – 1938/40 – Front or Rear

Empire Star OHV – 250cc – 1937 – Front or Rear

Drum Diameter – 5 & 1/2″

Material Length – 6 & 1/4″

Material Width  – 1″

Material Thickness – 5/32″