Dangerboy Decimal Jolly - Simpson Signature Pro Chainrings - 5mm

Engineered for BMX racing, DB Chainrings are precision CNC machined from premium 7075-T6 aluminum to deliver the ideal balance of stiffness, strength, and low weight. Available in multiple tooth counts and six anodized color options, DB Chainrings are designed to complement any race build while providing efficient power transfer and long-lasting durability.

The 3mm version is optimized for most modern BMX race setups and is compatible with 104 BCD four-bolt cranksets and 3/32” chains.

Note: Anodized colors may vary slightly from one production run to another. Color consistency cannot be guaranteed across different manufacturing batches.

Features

• Precision CNC machined from 7075-T6 aluminum
• Lightweight and exceptionally stiff
• Machine-engraved detailing
• Durable anodized finish
• Available in six color options
• Optimized for BMX racing applications

Specifications

Material

• 7075-T6 Aluminum

Manufacturing Process

• CNC Machined

Finish

• Anodized with machine-engraved accents

Compatibility

• 104mm BCD, 4-Bolt
• 3/32” Chains

3mm Version