Triumph Twins Fork Spring Top Collars - 1964-74 - Choose Style / Year 57-1606 quality part made in England

quality part made in England by L

M Part number is 70-6571 or E6571

Also fits many BSA & Triumph Unit Singles (B25

*****Please check your thread pitch for proper & correct fitment

There are 2 variations of screws used on the Triumph 350 and 500 twins - early models have a 20 TPI pitch and later models have a 16 TPI pitch

Triumph Twins Fork Spring Top Collars - 1964-74 - Choose Style / Year 57-1606 quality part made in EnglandFor sale is a new Triumph twins fork spring top abutment collar. This collar has a recess on the bottom to allow the external fork spring to sit in place. There are (2) types of collars used from 1964 1974. The early type has no groove for the fork boot #97 1645 and the later version has a groove for the #97 3635 fork boot. Early collar fits Triumph 350, 500, and 650 twins (Bonneville, T100R, TR6, T120, etc) from 1964 1967. The later collar fits