SRAM Red E1 2x

One-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 you’re always in the right gear Crisp and accurate front shifts Compatible with 8 bolt crank arms SRAM Model ID: CR-RED-KIT-E1 Attributes BCD Direct Mount SRAM 8 Bolt Chainring Comp. SRAM FlatTop Speed 12