Wolf Tooth 88 BCD Chainring - 30t 88 BCD 4-Bolt Drop-Stop For Shimano XTR M985 Black. Fits the flowing lines of the XTR M985 Race Crankset this chainring looks like an original equipment replacement while keeping your chain in check. Featuring the patent pending Drop-Stop asymmetrical tooth design for the best in wear life mud clearance and chain retention.

Fits Shimano M985 race crankset

Drop-Stop chainrings are designed for use with 1x9 1x10 1x11 and 1x12 drivetrains

Compatible with all 10- 11- and 12-speed chains with the exception of Shimano 12-speed chains

Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings

If using a 9-speed drivetrain use a 10-speed chain which will provide a tighter fit for better chain retention

Made from 7075-T6 aluminum for long life

Use of a clutch-style rear derailleur is recommended