Wheels Manufacturing Direct Mount Chainring - 30t Shimano Direct Mount 1.5mm Outboard Offset T-Type Chain Compatible BLK MFPN=ODC-441-BK External cups press directly into

External cups press directly into head tube

These polycarbonate beauties are simple resilient and affordable

6 ISO Width (mm) 66 ISO Diameter 622 / Road / 29"

Works best when beginning with a clean chain

5 hour charging cycle

Wheels Manufacturing Direct Mount Chainring - 30t Shimano Direct Mount 1.5mm Outboard Offset T-Type Chain Compatible BLK MFPN=ODC-441-BK External cups press directly intoCrafted from 7075 aluminum for lightweight and durability Narrow to Wide Tooth Profile Compatible with SRAM T TYPE Chains Fits 9,10 and 11 spd chains, 12spd chains (SRAM Eagle, KMC, SRAM Road and Transmission T Type Flattop chains); Will not work with 13spd Campagnolo chains or 12spd Shimano HG+ chains TECH SPECS Narrow Wide Design Yes BCD Direct Mount Shimano Chainring Comp. Eagle Transmission (T Type) Teeth 30 Material 7075 Aluminum Position Single