19mm. But anything will work for now. I'm building up like a fun curbcrusher commuter thing with my splined profile cranks so just need some cranks to go on the bmx to keep it useable.
@BlesUp started
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19mm. But anything will work for now.
I'm building up like a fun curbcrusher commuter thing with my splined profile cranks so just need some cranks to go on the bmx to keep it useable.