Fits models: M20, M21, M33 Rigid 1938-1948 QD Hub. BSA Rear brake drum and sprocket. Chain pitch: 5/8" x 1/4". WHEEL & BRAKE. FRONT FORKS & FIXINGS. FILTERS AIR OIL AND FUEL. EXHAUSTS & ACCESSORIES.
BSA M20, M21, M33, A7, A10 Primary Chaincase Felt Washer 42-7504 15-8814
BSA M20 M21 M33 OIL TANK FILTER
BSA PLUNGER M20 M21 M33 B31 B33 REAR BRAKE DRUM AND SPROCKET 42T (65-6294)
BSA B31 B32 B33 B34 M20 M21 M33 Plunger/Rigid Gearbox Cover Cheesehead Screw Set
34" front brake cable 67-8610 BSA B31 B32 B33 B34 M20 M21 M33 1949-55 A10 1955-7
PAIR BSA A7 A10 A50 A65 B31 B33 B40 C15 M20 M21 M33 FORK GAITERS 15 RIB 42-5320
