Description:· Replaces the outer chainring to protect the middle & inner chainrings
· CNC machined alloy rock ring designed to work with 32t or 36t chainring
· Machined from 5mm thick 6082 alloy
· Available in 3 bolt patterns: 4 bolt (104 pcd) 5 bolt compact
. drive (32t or 36t) 5 bolt FSA fitting