Are you sure you haven't got a lock ring tool? Quite often they are built into other tools. Mine is on the other end of a 32 mm headset spanner. Do you know what one looks like?
@andyp started
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Are you sure you haven't got a lock ring tool? Quite often they are built into other tools. Mine is on the other end of a 32 mm headset spanner. Do you know what one looks like?