The telescopic forks that BSA used on all (except Bantam of course) its models from 1947-1968 are basically the same. Many parts are interchangeable. From 1971-73 the A65 and A75 used the conical hub forks, similar to Triumph.
BREXIT. After 1-1-2021 no more shipping to the UK. Customs and new VAT rules make this impossible. You were nice customers, Sorry.