Campagnolo 11-Speed 39T Threaded Chainring

Upgrade your drivetrain with precision and performance using the Campagnolo 135mm Double Inner Chainring—a trusted choice for road cyclists seeking seamless power transfer and reliable shifting. Designed for 11-speed drivetrains, this black aluminum chainring delivers a 39-tooth configuration optimized for balanced cadence and efficient energy distribution during demanding rides. Engineered with a 135mm BCD (Bolt Circle Diameter), it ensures flawless compatibility with Campagnolo cranksets, making it ideal for riders upgrading their groupset or fine-tuning their gear ratio setup.

Crafted from lightweight yet durable aluminum, this inner chainring combines strength with aerodynamic efficiency to enhance speed and reduce rotational weight. Its sleek black finish not only resists corrosion but also complements high-end bike builds. Whether you’re tackling hilly terrain or long-distance endurance rides, this chainring provides smooth engagement and precise shifting—critical for maintaining momentum during sprints or steady climbs.

Why Choose Campagnolo?
| Feature | Campagnolo 135mm Inner Chainring | Competitor Options |
|———————–|———————————-|—————————–|
| Material Quality | High-grade aluminum | Lower-grade alloys |
| Compatibility | Precision fit for Campagnolo cranks | Limited cross-brand support |
| Performance | Reduced friction & noise | Higher wear rates |

Perfect for road racers and performance-oriented cyclists, this chainring elevates your ride by offering a refined gear range when paired with an outer ring (sold separately). Its design prioritizes both functionality and aesthetics, ensuring your bike handles like a finely tuned machine while maintaining a sleek appearance. Whether you’re chasing KOMs or building a custom setup, this inner chainring delivers unmatched reliability for serious riders who demand top-tier components.