Studio : Full Speed Ahead Publisher : Full Speed Ahead Product Description Monocoque carbon crankarms with forged alloy spider. AL7075 100% CNC-machined chainrings. ISIS Drive compatible. Gloss carbon fiber 3K weave finish. Q Factor: 147mm. BCD: 144mm (track). Chainrings: 49T. Bottom bracket not included. 809 grams without BB. 0
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