SRAM RIVAL X-SYNC ROAD AERO DM CHAINRING Size:42T where a wide tooth follows

where a wide tooth follows a narrow tooth

For 9 & 10 Speed chains

Engineered from hardened vanadium steel and supplied with a robust nylon holder

2 piston brake caliper

whisper-quiet operation

SRAM RIVAL X-SYNC ROAD AERO DM CHAINRING Size:42T where a wide tooth followsThe one piece Sram Red 1x12 speed Direct Mount chainring provides faster, smoother and safer gear changes with less wear on the new designed tooth profiles. Features SRAM X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear Specification Use: Road Group: Rival