Box One Single Speed Cog
Best durable upgrade for competitive single speed racers.
Built for riders who demand durability, these cogs utilize high-strength steel to withstand heavy torque. The widened base design ensures a rock-solid connection to the hub, eliminating unwanted play and improving overall power transfer efficiency.
$28.99
at
Universal Cycles
Who it's for
- BMX racers needing a long-lasting drivetrain for intense competition
- Performance-focused riders seeking efficient energy delivery and hub protection
- Weight-conscious cyclists looking to optimize their bike's acceleration
Who should skip it
- Riders using non-standard or vintage hub configurations
- Budget-oriented commuters looking for the most affordable replacement part
- Cyclists currently using heavy-duty 1/8-inch freestyle chains
Performance breakdown
Durability
Chromoly steel construction ensures exceptional resistance to wear and chain stretch.
Power Transfer
The 5mm wide base eliminates freehub play for immediate, efficient engagement.
Hub Compatibility
Standard Shimano interface makes installation straightforward for most single-speed setups.
Weight Efficiency
Steel construction adds slight weight compared to aluminum, but gains significant longevity.
Installation Ease
Simple design allows for quick, hassle-free swaps on standard freehub bodies.
Versatility
Multiple tooth options suit everything from track racing to urban commuting.
Key Specs
Material
Chromoly Steel
Hub Compatibility
Shimano
Base Width
5mm
Available Teeth
13T, 14T, 15T, 17T, 18T
Drivetrain Component Type
Cog
Know before you buy
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