Box One Single Speed Chromoly Cog 16T Black RGroup_F8F214095EF89EA29B461EA92B5B7BCBE553F105 and is designed with a

and is designed with a co-molded body and silicone rubber mounting strap for compatibility with aero and round seatposts

Includes 75ml Muc-Off Drivetrain Cleaner

Crankset: Academy 1pce

2cm (30") D

Box One Single Speed Chromoly Cog 16T Black RGroup_F8F214095EF89EA29B461EA92B5B7BCBE553F105 and is designed with aBox One Single Speed Chromoly Cog 16T Black is a durable, CNC machined cog crafted from chromoly steel for long wear and reliable performance. Its 5mm wide inner base provides a solid interface with the freehub body, ensuring smooth power transfer and consistent pedalling. Designed to fit Shimano compatible cassette hubs, it accepts 3 32 or 1 8 chains and features an ED Black finish with laser etched graphics for a clean, understated look.