SRAM/Truvativ 42/28 10-speed 120/80 bcd Specilized S-Works Crank Direct- Mount Chainring and Spider Set prevail it can be paired with

it can be paired with long-wearing steel or lightweight alloy chainrings

The process uses less excess resin and fewer plys

which keeps the wheel in contact with the ground a greater percent of the time than a typical air spring would

The Shimano CUES RD-U4010 rear derailleur has a compact cage design that is optimized to provide plenty of ground and tire clearance while maintaining smooth shifting performance for small-wheel bikes

Fits most frames that use a quick-release rear hub

SRAM/Truvativ 42/28 10-speed 120/80 bcd Specilized S-Works Crank Direct- Mount Chainring and Spider Set prevail it can be paired withTruVativ XX Chainrings