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This Blackspire Narrow/Wide chainring is compatible with all 104mm BCD cranks. These chainrings are CNC machined from 7075-T6 aluminum for durability. They are cut from 4mm aluminum plate for light weight and strength. The 30T chainring is cut from 7mm aluminum plate. The 30T chainring features built-in tabs for a 49.5mm chainline. The 30T chainring is threaded for M8 x 11mm steel bolts. For use with 9-, 10-, 11-, or 12-speed groupsets.
Ships within 48 hours · Estimated delivery Jun 28 - Jul 3
US$40
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