Narrow and wide tray with 4 bolts - 104 mm

The Race Face chainring now also features Narrow / Wide technology to prevent the chain from jumping. They're strong enough for freeride and downhill use, but light enough to suit XC riders. Machined from 7075 aluminum. Compatible with 9-, 10-, 11- and 12-speed drivetrains. - Narrow-wide for optimal chain guide 1. Aerospace-grade 7075-T6 aluminum 2. laser-etched 3. Compatible with: 9-speed, 10-speed, 11-speed, 12-speed chains 4. Also available in sizes: 30, 32, 34, 36, 38 teeth 5. Bolt circle: 4 arms - 104 mm