New BSA Petcock Bottom Banjo Chrome Dome Acorn Nut. Comes with a Lovely Chrome Finish and Measures 3/8"! Suitable for BSA "Ewart" "Push & Pull" Petcocks & New Replica Types under the Part Number 42-8075! Fits BSA A50 & A65 Unit Twins (Lightning, Royal Star, Rocket, Firebird, Spitfire, Cyclone, Etc) from approx 1965-1968. Fits A7 & A10 Pre-Unit Twins (Goldenflash, Shooting Star, Road Rocket, Super Rocket, Etc) from 1955-1963. Also fits many BSA Bantam models from approx 1964-1966. Please refer to your parts catalog for proper fitment.
*****Please note that this Nut is only Compatible with the Correct Petcocks! Check your Petcock & Parts Catalog to ensure the best fitment!*****
•Made in the UK
•O.E.M Part number is 67-8060