Sunrace CSM66 8sp Cassette 11-34t Silver 2017+ Norco Sight Camber Cushion ergonomic design reduces

Camber Cushion ergonomic design reduces pressure on your sit bones and provides added comfort for seated pedaling

T-head spokes are built with a 2-cross pattern Rear Axle 12mm Thru x 142mm Rim Width (Internal) 22 Cassette Body Type SRAM XDR Valve Presta Color Black Wheel Size 700c Defined Color Black ISO Diameter 622 / Road / 29" Tire Type Tubeless Ready Clincher Rim Material Carbon Hub/Brake Compatibility Center-Lock Disc

Small sipes in the knobs offer additional flexion

Brake casing has internal lining and external plastic coating

The individual tooth profile has moved from the traditional symmetrical shape to more directional specific design with the intention to create a positive chain roller engagement to help with chain retention critical to prevent chain slip and bounce over rough terrain

Sunrace CSM66 8sp Cassette 11-34t Silver 2017+ Norco Sight Camber Cushion ergonomic design reducesSuper Fluid Drive shift profiling, compatible with SRAM and Shimano 8sp drivetrains Sandblast satin finished steel rings Model CSM66 Freehub Type HG (8 11sp) Speed 8 Range 11 34 Cogs 11 Color Silver Weight 346g