PROMAX CK-1 Carbon Direct Mount Crankset

CK-1 cranks are Promax’s top-of-the-line carbon crank offering. The race-ready carbon design maximizes strength and minimizes weight. The crank arms spin on a beefy 30mm spindle to increase stiffness and power transfer. These cranks offer direct-mount chainring compatibility for additional weight savings, or run them with a 4-bolt 104 BCD chainring adapter, available separately.

• Premium carbon crank arms are lightweight and extremely strong
• 30mm chromoly spindle provides increased stiffness and efficient power transfer
• Designed and optimized for chainrings with SRAM’s 3-Bolt mount style
• Compatible with Promax 4-Bolt 104BCD Spider/Adapter for CK-1 cranks (sold separately)
• Pedal washers included and required
• 3 SRAM type screws for spider or Promax chainring attachment included
• Bottom bracket sold separately

COMPATIBILITY:

• Press Fit 86mm bottom bracket with 30mm axle
• Euro BSC/BSA 68/73mm bottom bracket with 30mm axle