Bonz Alu. Splined 12T/13T/14T/15T


Super lightweight, top quality aluminium sprocket from Bonz, the Ozonys components brand. Made from 7075 T6 aluminium to offer a high level of quality and durability.

Fits in the Bonz fixed splined hubs and all rear hubs using a standard Shimano HG spline (Not Echo and Rockman splined hubs).

Compatible with all 1/8" and 3/32" chains. The teeth are offset to one side.


  • 12t (8g) black
  • 13 Z (10,4 Gr.) black
  • 14t (13g) black
  • 15t (15g) blue
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