Weight: 37 g

Engineered for AXS performance. Built for speed.
The X-CarboRing 37T X-AXS is a high-performance inner chainring designed for modern SRAM AXS drivetrains. Built with advanced materials and Italian craftsmanship, it delivers exceptional shifting precision, lightweight performance, and optimal drivetrain efficiency for demanding riders.

Technologies

Constructed from AL7075-T6 aluminum alloy and reinforced with 3K glossy structural carbon fiber, the X-CarboRing ensures the perfect balance of strength, stiffness, and weight reduction.

The integration of Titanium Grade 5 components enhances durability and long-term reliability, even under high-load conditions.

Its optimized tooth profile is specifically engineered for SRAM eTap AXS 12-speed systems, ensuring smooth and precise shifting performance.

Compatibility

- BCD: 110 mm – 4 arms
- Outer chainring: 37 teeth 
- Compatible with:
     - SRM Origin cranksets
     - SRAM Red eTap AXS 12 speed
     - SRAM Force eTap AXS 12 speed

✔ Designed specifically for SRAM AXS 12-speed drivetrains

System Integration

For optimal performance, the X-CarboRing must be paired with:

- X-CarboRing 50T x 110 (4 arms) X-AXS outer chainring

This combination ensures precise shifting, efficient power transfer, and full drivetrain compatibility.

Specifications

- Teeth: 37T
- BCD: 110 mm (4 arms)
- Material: AL7075-T6 Aluminum + 3K Carbon Fiber
- Hardware: Titanium Grade 5
- Weight: 37 g
- Made in Italy