SRAM RED AXS E1 Chainring 12 Speed D4 Thanks to its full X-Sync

Thanks to its full X-Sync design

2mm Phillips head bit

40% more wear resistant than its predecessor L03A

the M9100 chain provides enhanced chain retention thanks to an extended portion of the inner plate

SRAM RED AXS E1 Chainring 12 Speed D4 Thanks to its full X-SyncSRAMs lightest, stiffest, and most durable chainring. SRAMs one piece construction ensures that none of your effort goes to waste. A 13 tooth delta on all chainring pairs ensures precise shifting for any setup, as well as a less dramatic change in cadence during front shifts. And the technology packed in makes this their longest lasting chainring set ever. Features Crisp and accurate front shifts One piece construction for faster, smoother, more