CNC machined from 6 mm thick, 7075 aluminum with 4 sprocket bolt holes for extended life and a new tooth design to allow better chain engagement.
Also available w/ splined insert: Hardened steel insert, keyed for 19mm/ 48-splined spindles.
Available Teeth: 25t, 27t, 28t & 30t
Adapter: 19 & 22mm included
Weight: 1.9 oz (25T)