Not ready for carbon? The Gossamer is a high-end crankset for alloy lovers. The cold-forged aluminum arms are heavily scalloped for the maximum strength to weight ratio and the versatile 24mm MegaExo spindle is forged from an even stronger material. 

• Cold forged AL6061/T6 aluminum crank arms
• Thick-Thin tooth design for maximum chain engagement
• 24mm forged chromoly MegaExo spindle
• Length - 165mm, 170mm, 172.5mm, 175mm
• Q-Factor - 149.7mm
• Chainline - 45mm
• Direct Mount AL7075 Chainring
• Chainring - 42T
• WEIGHT: 736 grams