Description
Boost Your Track Cycling Performance with the Affinity Pro 51T Track Chainring – Precision CNC Machined Aluminum, 144 BCD, 5-Bolt Pattern
Upgrade your track bike with the Affinity Pro 51T Track Chainring, designed for serious cyclists seeking optimal power transfer, durability, and sleek style. Crafted from high-grade aluminum with a polished silver finish, this 144mm BCD, 5-bolt chainring combines precision engineering and lightweight construction to elevate your riding experience.
Materials & Construction:
Constructed from aircraft-grade aluminum, the Affinity Pro Track Chainring offers an excellent balance of lightweight performance and durability. Its polished silver or hard anodized finish enhances corrosion resistance while delivering a sharp, polished aesthetic that complements any track bike setup.
Performance & Engineering:
Featuring a precision double CNC machining process, this chainring ensures consistent, accurate gear engagement and long-lasting reliability. The profile-designed teeth reduce friction and improve pedal efficiency, resulting in ‘free watts’ and maximum power transfer during intense track sprints or time trials.
Components & Technology:
Compatibly designed for 1/2″ x 1/8″ chain setups, this standard tooth type chainring is optimized for high-performance track cycling. The 51-tooth configuration provides an ideal gear ratio for explosive acceleration and sustained high speeds, while the 5-bolt mounting pattern ensures a secure fit across a wide range of track cranksets.
Style & Use Case:
Designed for competitive track cyclists and bike enthusiasts, the Affinity Pro Chainring combines sleek aesthetic appeal with uncompromising performance. Whether you’re smashing records on the velodrome or training for your next race, this chainring elevates your bike’s appearance and function.
Innovative & Differentiating Features:
– Precision double CNC-machined 144 BCD for reliable and precise installation
– Profiled teeth design for maximum efficiency and free watts
– Durable, corrosion-resistant finish options (polished silver or hard anodized)
– Compatible with a variety of track cranksets and chains, ensuring versatile performance
Maximize your cycling power and style with the Affinity Pro Track Chainring. Engineered for champions, built for durability-get ready to ride faster, smoother, and more confidently on your next race.
- High-precision 51-tooth aluminum track chainring featuring a 144mm bolt circle diameter (BCD) with a 5-bolt mounting pattern for secure attachment and optimal power transfer.
- Manufactured from lightweight, durable aluminum with a polished silver finish for corrosion resistance, enhanced aesthetics, and long-lasting performance on the track.
- Engineered with CNC double-machined profiling and profiled teeth to reduce weight and improve efficiency, ensuring maximum wattage savings during high-intensity track cycling.
- Designed for standard 1/2 x 1/8 chain compatibility, making it a versatile upgrade for competitive track racers seeking precision and reliability.
- Stylish, sleek, and performance-focused, the Affinity Pro Track Chainring is ideal for cyclists who demand top-tier materials, engineering, and innovative tooth design for maximum speed and efficiency.
| Mount Compatibility | 144mm 5-bolt |
| Chain Compatibility | 1/2` x 1/8` |
| Tooth Type | Standard |
| Teeth | 51T |






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