OneUp NarrowWide 12 Spd Chainring - Black

• Narrow-wide teeth prevent unwanted chain drop
• Perfect chainline with 2mm shims included with 32T and 34T rings (30T rings have built in offset). For 2x crank conversions, shims between the crank and ring get you back to an ideal 49-50mm chainline
• Excellent mud shedding performance for extended ring life
• Compatible with SRAM and Shimano 12 speed chains
• Made from 7075-T6 aluminum alloy
• Ring Type: single (anti-chain drop)
• Mount (Bolt Circle Diameter): 4x104mm
• Color: black