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Title: BSA M21 crank
Post by: watts on 18 Jul, 2025, 15:23

HEllo

I am trying to understand the part number on the crank.
There only seems to be one number 2 DA17410.
It does not seem to fit the usual pattern.
Any help would be useful.

Thank you

Title: Re: BSA M21 crank
Post by: Derek996 on 19 Jul, 2025, 11:37

Possibly a casting number rather than a part no.

BSA Owners' Club Workshop Discussions

The BSA Workshop => Singles => Topic started by: watts on 18 Jul, 2025, 15:23