Box One Single-Speed Aluminium 18T Cog

Box One Single-Speed Aluminium Cogs are 7075-T6 aluminium 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 anodised black with laser-etched graphics.

SPECIFICATIONS:

Material: CNC-Machined 7075-T6 Aluminium

Finish: Two-Toned & Solid Anodized w/Laser-Etched Graphics

Size: 18T

Fit: 5mm wide base for more solid interface with  HG Freehub Body

Chain pitch: 3/32” or 1/8”