BOX Components "Box One Oversized" BMX Race Cog
- Weight : 0.04kg / 0.09lbs
- Packaging Unit: 1 Piece
- Product ID (PID): 45219
Weight
Source: BMX Glossary
Printed: 10/30/2026
The BOX Components "Box One Oversized" BMX Race Cog is a single speed cog made of chromoly steel for drivers with an oversized spline (OS spline), for example the Onyx Ultra SS driver. It is CNC machined, black ED coated and laser etched.
The 5mm wide base sits solidly on the driver, and it works with 3/32" and 1/8" chains. You choose the tooth count as an option, from 14 to 18 teeth.
Facts: BOX Components "Box One Oversized" BMX Race Cog
- Color: black
- Teeth: 15T, 16T, 17T or 18T
- Material: chromoly steel, CNC machined, black ED coated, laser etched
- Chain Compatibility: 3/32" or 1/8"
- Extras: for drivers with oversized spline (OS spline, e.g. Onyx Ultra SS driver), 5mm wide base, weight: 14T 20g, 15T 28g, 16T 36g, 17T 38g, 18T 42g
- Content: 1 cog












































































































