Stainless Steel Gearbox Sprocket Nut with Built in Oil Seal, complete with tab washer (24-4263)
Hexagon Head
Suitable for BSA Pre-Unit Swinging Arm Models:
- BSA B31/B32/B33/B34 & DB32/DBD34 Goldstar 1954-63
- BSA A7/A10/ Rocket Goldstar up to 1963
Replaces 67-3053
