The Column Crankset is 22mm, no boss, with a Gun Drill Hollow (GDH) axle and has a limited life time warranty.
The Profile 'Sabre' is a unique sprocket that takes a universal adapter insert making it work with both 19mm and 22mm bolt on and splined driven cranks.
We hold in stock an extensive range of Profile Racing Cranksets, Hub Sets, Chainwheels, spares and renewable parts. Distributing throughout the UK and mainland Europe (except for Germany and France).
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