Box Cog, Alloy

Box One Single-Speed Aluminum Cogs are 7075-T6 aluminum alloy. It's designed to fit Shimano™ compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body. The alloy cogs are anodized black with laser-etched graphics.

Shimano™ Compatible Driver
7075-T6 Alloy
3/32" or 1/8" Chain Compatible
Lightweight

Material: 7075-T6 Aluminum
Process: Laser-etched logos

Weight
13t: 8 grams / 0.3 ounces
14t: 11 grams / 0.4 ounces
15t: 13 grams / 0.5 ounces
16t: 14 grams / 0.8 ounces
17t: 16 grams / 0.6 ounces
18t: 18 grams / 0.65 ounces