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Requires no sprocket bolt. Instead, it has a hardened CrMo steel insert in that matches up to the 48 splines on the crank axle for pure, direct power transfer. Available for 19mm splined axles only. 1/8″ tooth width for use with most freestyle/street & single speed chains.
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Product Specs
- TYPE: Spline Drive
- MATERIAL: Alloy
- WEIGHT: 76g/2.65oz