BSA CLUTCH SPRING M20 M21 M33 B31 B32 B33 B34 A7 A10 GOLD STAR 66-3800

This is a brand new set of 6 BSA clutch spring. The length is 1 1/16 inch and the diameter is 7/16 inches.

Fits: BSA with 6 clutch spring.
A7, A10 1954-59 All swing arm Pre-unit twin
M20, M21, M33 series 1949-58
Pre-unit B31, B32, B33, B34 1949-60 Gold Star

Part #66-3800