TruVativ Noir Carbon XC is the lightest and most refined cross-country crankset Truvativ has ever offered. Noir features a lightweight forged AL-66 Alloy spine wrapped in a unidirectional graphite layer for strength and style
BOTTOM BRACKET CUPS NOT INCLUDED Rings: Black 32 Spindle Interface Type: TruVativ GXP Bolt Pattern: 4-Bolt Chainring BCD: 104 mm Chain Compatibility: 1-Speed
