Description
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 | Direct Mount SRAM |
| Chainring BCD | 104 |
| Chainrings Included | No |
| Color | Black |
| Crankset Style | 2-Piece |
| Crank Length (mm) | 175 |
| Crank Intended Use | BMX |
| Pedal Spindle | 9/16″ |
| BB Included | No |
| Defined Color | Black |






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