BSA Engine Sprocket B31,B32,B33,B34,Gold Star.M20.M21.M33/ 16T. 4-Lobe
s47) 15-1568.16T4 Lobe BSA B31,B32,B33,B34,
Gold Star.
M20.M21.M33
BSA C10.C11 1949-53
16T.
New
110-046
428 chain
1/2x5/16"
Made in England
4 Lobe BSA B31,B32,B33,B34,
Gold Star.
M20.M21.M33
BSA C10.C11 1949-53
16T.
New
110-046
428 chain
1/2x5/16"
Made in England
