SRAM RED 2x Chainring Kit - 46/33t 2x12-Speed 8-Bolt Direct Mount BLK/Silver E1 Patch Kits It is designed to be

It is designed to be lightweight while being strong and durable

HYPR is a full silica compound

Flat lock seams for smooth finish

model Helm MKI description air spring rebuild kit 100 hour service

SRAM RED 2x Chainring Kit - 46/33t 2x12-Speed 8-Bolt Direct Mount BLK/Silver E1 Patch Kits It is designed to beOne piece 2x chainring results in a lighter weight, stiffer, more durable crankset X Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear Crisp and accurate front shifts Compatible with 8 bolt crank arms SRAM Model ID: CR RED KIT E1 TECH SPECS BCD Direct Mount SRAM 8 Bolt Teeth 46 33 Speed 12 Chainring Comp. SRAM FlatTop