Box One Chromoly Cassette Cog 15T 3/32'' Black RGroup_154623A5710748993304FC46B79BCF172B16DB78 while the carbon-reinforced nylon body

while the carbon-reinforced nylon body offers a stiff

this bearing offers enhanced corrosion resistance and extended worry-free operation

It features a lightweight alloy frame for a sturdy and comfortable ride

Dual stage lock - Strong

Box One Chromoly Cassette Cog 15T 3/32'' Black RGroup_154623A5710748993304FC46B79BCF172B16DB78 while the carbon-reinforced nylon bodyThe Box One Chromoly Cassette Cog 15T is built for riders who want a stronger, longer lasting drivetrain part for single speed setups. CNC machined from chromoly steel, it delivers reliable performance and resists wear, while the Shimano compatible design with a 5mm inner base helps create a secure, stable interface with the cassette body. Finished in electro plated black with laser etched branding, its a clean upgrade that keeps your ride smooth and