OneUp 104 Bcd 30T Chainring
Improve chain retention, reduce drivetrain wear and keep your bike running smooth with a fresh 104 BCD chainring.

We’ve designed the new 104 BCD ring to accommodate the added power and increased load from E-Bikes. The tooth profile eliminates chain drop and sheds mud. A simple upgrade you’ll notice every ride.

KEY FEATURES

Narrow-wide tooth profile

Works with existing hardware

Half the weight of a steel ring

Available in 30T, 32T and 34T 

SPECS

Material

7075-T6

Weight

40g (30T), 42g (32T), 57g (34T)

Color

Black

Compatibility

All 12, 11 and 10 speed chains and 104 BCD cranks (including Shimano HG12)

Installation
Align the small bump on the inner edge of the ring with your crank arm

Tighten hardware to 8nm