Product details:

These ingenious rings allow you to run a 1x setup on a 104 64 crank with a tooth count lower than 30T while providing chain retention courtesy of Wolf Tooths Drop-Stop chainring tooth prifle. Made from 7075 Aluminum for long life. Compatible with 9 speed chains. Chainline ranges from 46mm to 48mm depending on the cranks used. Features Wolf Tooths Drop-Stop tooth design for maximum chain retention. Optimized for use with 10 - 11 - and 12 speed chains or 10 speed chain.