SRAM X-Sync 2 Eagle Direct Mount Chainring - 30 Tooth 3mm Boost Offset 12-Speed Polar Grey MFPN=SHDM32-BST-B and the intelligent Power Indicator

and the intelligent Power Indicator displays battery runtime

5" Designed for ebike Yes Defined Color Black ISO Diameter 622 / Road / 29" ISO Diameter 584 / 650b / 27

37 BB/Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 110 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light Spindle Interface Type RaceFace EXI Defined Color Purple

NX is SRAMs 1x drive train for the masses

SRAM X-Sync 2 Eagle Direct Mount Chainring - 30 Tooth 3mm Boost Offset 12-Speed Polar Grey MFPN=SHDM32-BST-B and the intelligent Power IndicatorSRAM X Sync 2 Eagle Direct Mount Chainring 30 Tooth 3mm Boost Offset 12 Speed Polar Grey. Intense study of chain and chainring wear patterns led to the radical tooth profile that lasts longer runs quieter and further improves chain retention. Fully CNC Aluminum ring construction Eagle technology provides an expanded optimum gear range for 1x drivetrains X SYNC 2 chainring design increases chain retention wear life and reduces friction and noise