The perfect match for 3 piece BMX cranks when you want to run a 4-arm chainring.
The Woodstock drive insert allows the spider to fit directly to the axle splines negating the need for cranks bosses and bolts.
It ensures a tight fit and gives fantastic drive directly through the axle.
- Material CNC machined 7075 alloy
- BCD 104BCD
- Colour Black, Silver or Red anodised
- weight 54g
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