BOX BOX ONE SINGLE SPEED CHROMOLY COGS

Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. 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.

Shimano™ Compatible Driver
3/32" or 1/8" Chain Compatible
Heat-Treated Chromoly
Heavy Duty

Material: Chromoly
Process: Laser-etched logos

Weight
13t: 24 grams / 0.85 ounces
14t: 29 grams / 1 ounces
15t: 35 grams / 1.2 ounces
16t: 38 grams / 1.3 ounces
17t: 43 grams / 1.5 ounces
18t: 51 grams / 1.8 ounces