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 premium 7075 aluminum spindle provides increased stiffness and efficient power transfer Designed and optimized for chainrings with SRAM's 3-Bolt mount style (bolts sold separately. SKU number CK2203 recommended) Compatible with Promax 4-Bolt 104BCD Spider/Adapter for CK-1 cranks (sold separately) Pedal washers included and required Bottom bracket sold separately
| Rings | Not Included |
| Number of Chainrings | No Rings, No Spider Included |
| Drivetrain Speeds | Single Speed 3/32" |
| Chainring BCD | 104 |
| Chainrings Included | No |
| Color | Black |
| Crankset Style | 2-Piece |
| Crank Length (mm) | 165, 170, 175 |
| Crank Intended Use | BMX |
| Pedal Spindle | 9/16" |
| BB Included | No |
| Defined Color | Black |
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