The only nice way to remove the magdyno drive gear off a BSA single is this tool.BSA number 61-1903
BSA : C15, C25, B25, B40, B44, B50 the clutch hubTRIUMPH: T20, timing pinion, TR25 timing pinion and clutch hubOEM 61-3583
Extractor for the hub of a 4 spring clutch, outer thread on the extractor.
Extremely useful tool for holding the pushrods in place while refitting the head onto the barrel on your A7 or A10
Dismantle and rebuild your rear PLUNGER suspension
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