CNC-machined 6061 T6 aluminum construction for superior durability and precision
Fits any crank with a 110 mm bolt circle diameter and 5-bolt spider for broad compatibility
Available in multiple sizes (34T to 45T) to suit various riding styles and gear ratios
Lightweight design at 2.5 oz for reduced rotational mass and improved acceleration
Race-proven performance over 16 years for trusted reliability in demanding BMX and mountain biking
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PRODUCT DETAILS
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