Not ready for carbon? The Gossamer Pro Modular AGX+ 1X is a high-end crankset for alloy lovers. The cold-forged aluminum arms are heavily scalloped for the maximum strength to weight ratio. Thanks to the adaptable BB386 EVO 30mm spindle, this modular system will fit a wide variety of frames with a range of BB standards, 40T, 42T and 44T are the offered ring combinations.

• Cold forged alloy spider
• CNC machined alloy spindle
• Chromoly chainring bolts
• Lenght – 165mm, 170mm, 172.5mm, 175mm
• Q-Factor – 154mm
• Chainline – 50mm
• BCD – 120mm
• Chainrings – 40T, 42T, 44T
• WEIGHT:754grams (44T)