SRAM X-Sync Eagle 12sp Boost DM Ring 38t Polar Gray Black/Amp Yellow - Silicone An new fit and slimmer

An new fit and slimmer profile improves efficiency and eliminates weight

you’ll see your progress shine on the watch’s AMOLED touchscreen display while Garmin

3mm concave design

Big steps between cogs are suited for electric-assist riding reducing double shifts and maximizing component life

the GnarWolf Chainguide rev2 will keep your chain glued to your chainring in the most extreme of conditions

SRAM X-Sync Eagle 12sp Boost DM Ring 38t Polar Gray Black/Amp Yellow - Silicone An new fit and slimmerNewly redesigned X Sync 2 provides better chain retention resulting in a smoother more efficient pedal feel. New aggressive tooth profile reduces friction and debris build up for superior longevity. Compatible with all Sram Eagle 12 speed and Sram 11 speed 1x drivetrains. Robust forged and machined aluminum for ultimate strength. Designed to pair flawlessly with the Eagle chain TECH SPECS Mount Compatibility Direct Mount Teeth 38T Type Material Spec