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Product Description

Madera products are made by Profile Racing.  The Madera Helm Sprocket is a spline drive style sprocket that will only work with 19mm / 48 spline spindles such as the Madera Protocol and regular Profile cranks.   This guy is made from cnc'ed aluminum by Profile right here in the USA.

This option is for the awesome looking Celestial colorway.  Be sure to check out the matching Madera Celestial front and rear hub as well as Cranks and Stem. Maybe even pick up the Madera Celestial kit.

Weight = 2.85 oz.