Answer Mini Cassette Cogs are CNC machined from 7075 aluminum. The extra machined holes help eliminate unnecessary weight. Fits Answer Alumilite cassette hubs along with other threaded cog compatible hubs.
Weights
12T: 0.3 oz
13T: 0.4 oz
14T: 0.5 oz
15T: 0.6 oz
16T: 0.6 oz
17T: 0.6 oz
18T: 0.8 oz