Wolf Tooth Direct Mount Chainring - 30t Shimano Direct Mount 0mm Offset Drop-Stop ST Requires 12-Speed HG+ Chain BLK MFPN=RW-EC-RT-M1-926 StackRight Headset Spacers look great

StackRight Headset Spacers look great and stay that way

sealed bushing pulleys and 3D forged linkages

Battery Type Lithium Ion Connectivity ANT+ BT Wi-Fi Customizable Screen Yes GPS Yes Heart Rate Monitor Yes Primary Color Tan Touchscreen Yes External Sensor Compatibility Speed/Cadence/HR Wristband Translucent Bone/Mango - Silicone Watch Color Bone Solar Charging No

Overmolded flap gives added protection on outside clamp

Total run time at high steady: 2h15min

Wolf Tooth Direct Mount Chainring - 30t Shimano Direct Mount 0mm Offset Drop-Stop ST Requires 12-Speed HG+ Chain BLK MFPN=RW-EC-RT-M1-926 StackRight Headset Spacers look greatThis chainring's tooth profile was developed specifically for Shimano's 12 speed Hyperglide+ chain to maintain quiet and smooth performance of the Hyperglide+ drivetrain with exceptional chain retention. Compatible only with Hyperglide+ chains For use with Shimano XTR M9100 XT M8100 SLX M7100 and Deore M6100 series cranksets Maintains quiet and smooth performance of the Hyperglide+ drivetrain with exceptional chain retention Prevents premature ring