BSA Pre-Unit Sinlges & Twins Rear Chainguard (1) - 42-7701 Universal M Part number is 45152

M Part number is 45152

Very durable as the originals where

For the unaware

CNC machined from billet alloy - (2) fiber washers are included

New Triumph twins / triples replacement kickstart quadrant

BSA Pre-Unit Sinlges & Twins Rear Chainguard (1) - 42-7701 Universal M Part number is 45152Today we are offering a new English made rear chainguard to fit various BSA pre unit singles & twins. Chain guard comes supplied in a primer finish (must be painted prior to installing). Suitable for applications that originally came equipped with a 42 7701 unit. Fits most BSA applications from the B31, B33, A7, A10, etc from approx 1954 & later that came with the "crinkle" style rear hub and swingarm only (not suitable for Ariel style hub