67-8530 B40 Standard A7 Standard 37"

BSA - B40 Standard (1965-66), A7 Standard (1958-62).

Will fit all models with 366 type twistgrip & 376 Monobloc carburettors with adjuster in carburettor.

Outer Length: 37"

Inner Length : 41"

1/8" Barrel type nipple