SD Pro Hollow 4 Hole BMX Race Crankset - Black

Shipping Rates
Costs vary by order, destination, and bike inclusion. Rates for most EU countries: €0–€39. Other countries calculated by weight/volume. May change without notice.

Processing & Delivery
Ships in 1–2 business days (Mon–Fri). Tracking provided. Delays may occur due to weather, customs, or courier issues.

Returns & Exchanges
Return within 14 days; exchange within 5 days. Items must be new, unused, and in original packaging. Customer covers shipping unless agreed. Refunds processed within 5 days.

Damage & Corrections
Report damaged items or errors within 72 hours to info@race2podium.com. Replacement shipping covered if error is ours.

The SD Pro Hollow Bob is a premium BMX race component engineered for athletes who demand elite-level responsiveness from their frame. By utilizing advanced hollow-arm technology, this crankset achieves incredible structural stiffness while maintaining a low rotational mass. This high-end construction ensures that every pedal stroke translates into explosive speed at the starting gate, mirroring the rigidity found in professional fork and handlebar setups.

Featuring a 24mm spindle with a 111mm axle length, the SD Pro Hollow provides a rock-solid foundation for your bottom bracket. The precision 104mm BCD 4-hole spider is optimized for perfect chain alignment, preventing power loss when you are pulling hard on the grips during a sprint. Whether you are navigating technical rhythm sections on 20-inch rims or leaning into berms on high-traction tires, this bike setup delivers unwavering stability.

• Axle: 24mm diameter for maximum power transfer and frame compatibility
• Mounting: 104mm BCD 4-hole pattern for standard race chainrings
• Included: Outboard (OB) Euro bottom bracket for a smooth, friction-free spin
• Aesthetics: Sleek matte black finish to complement your stem, seat, and spokes

Specification	Statistical Data	Performance Metric
Standard Length	170 mm	High-cadence efficiency for tubes
Total Weight	855 grams	Ultralight feel for agile bike handling
Axle Length	111 mm	Precision fit for Euro-spec frames
BCD	104 mm	Universal 4-bolt chainring interface

Pro Insight: The included OB Euro BB ensures your drivetrain remains as smooth as your lines on the track. Always verify your spoke tension and pedal torque before the main event for total confidence!