- Hollow-forged aluminum arm mated to a 4-arm forged aluminum spider
- X-Glide chainring combinations engineered with 13/14t common-denominators enabling perfectly timed/placed shift-points
- Taper-machined hard-anodized aluminum rings with optimized X-Glide shift pins/ramps, dual-hex chainring bolts, alloy M10/M15 self-extractor crank/spindle bolt, and pedal washers
- BCD: 80/120mm
- Bottom Bracket Interface: GXP (68/73)
- Bottom bracket not included
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