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What are the axle nut sizes on the brompton?

Front wheel Axle Size is 5/16" - 26 tpi BSC Tpi = Threads per inch BSC = British standard Cycle Rear axle seems to change depending on model and year of bike.
Paulkinx's user avatar
3 votes

How can I add an additional freewheel to the existing solid bicycle axle?

Firstly a quick correction - the freewheel is attached to the hub of the wheel, not the axle. Your axle stays still relative to the frame, and the wheel revolves around the axle on bearings.Upshot,...
Criggie's user avatar
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