The BOX Components Cosine chainring is designed to work on 4-Bolt chainrings (104BCD) and made from 6061 aluminum
MATERIAL: U.S.A. Made 6061 aluminum
FIT: 4-Bolt bolt pattern for 104mm spiders
CHAIN FIT: 3/32"
BOLT REQUIREMENT: Typically uses "short" chainring bolts for most cranks
CRANK REQUIREMENT: Any crank with 4-Bolt spider or that can be adapted with a 4-bolt spider
Weight: 2.75oz/77g (44T)