# Promax CK-1 Carbon Crankset - 170mm  2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK

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)
    
    170
    
    Crank Intended Use
    
    BMX
    
    Pedal Spindle
    
    9/16"
    
    BB Included
    
    No
    
    Defined Color
    
    Black
    
    Crank Length
    
    170Mm

## Details

- **Price:** 349.99 USD
- **Vendor:** Gio's Outdoors
- **Type:** BMX Cranksets
- **Tags:** Gio's Outdoors, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 349.99 USD | In stock |

## Images

- Promax CK-1 Carbon Crankset - 170mm  2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/promax-ck-1-carbon-crankset-170mm-2-pc-direct-mount-sram-3-bolt-30mm-spindle-blk)
> Updated: 2026-07-22