which makes them compatible with the one-piece cranksets usually found on retro bikes and children's bikes

Shaft diameter : 14mm

This Stolen Sumo III Guard Freestyle is a high performance BMX sprocket for freestyle bikes

Aluminium 6061 Antal pr

Wheel diameter : 100mm

Eclat Abyss Freestyle BMX Tandhjul (Satin Oilslick) Model:28T which makes them compatible withThis clat Abyss Freestyle is a high performance BMX sprocket for freestyle bikes. Will be available in 25T and 28T versions. Choose a larger sprocket with more teeth if you wish to achieve a higher top speed. If you prefer to be able to pedal easily and get better acceleration, then the smaller cog is for you. This clat sprocket is designed with a 24mm hole and a bolt drive hole, thanks to its included adapters it is also suitable for 19mm and 22mm