Raceface Narrow Wide 104Mm Bcd, 34T Chainring, 9-12Sp, Bcd: 104, 7075-T6 Aluminum, Blue aid 110x34t - Black WB291 {N-10/11}

110x34t - Black WB291 {N-10/11}

* 12mm "Deep Cup" design* Nylon top cover* Forged and CNC machined steel cups* 5/32" x 20 upper bearings* 3/16" x 20 oversized lower bearings* 24

keeping irritating seams away from sensitive skin to maximize your comfort all day

which deliver a very low rolling resistance to further enhance the efficiency of these wheels

and prevents excessive tip wear and tear

Raceface Narrow Wide 104Mm Bcd, 34T Chainring, 9-12Sp, Bcd: 104, 7075-T6 Aluminum, Blue aid 110x34t - Black WB291 {N-10/11}* Narrow Wide tooth profiling ensures ultimate chain retention* Stiff 4mm plate thickness and I beam construction transfer loads without flexing* 7075 T6 aluminum, aerospace grade strength* Reversible laser etched graphics.* 104 BCD* 9, 10, 11 and 12 speed compatible.