Crupi chainrings have been race proven for over 16 years! CNC machined from 6061-T6 aluminum plate. Machining rather than stamping our rings ensures that each gear is perfectly round and flat.
- Designed to fit any crank with a 110BCD 5-Bolt spider
- Chain fit = 3/32"
- Available in sizes 34t through 45t
- Weight = 2.5oz (42T)