EASTON Standard Direct Mount STONE Tray
Optimized for EC90 EC90SL CINCH cranksets, and CYBREI GP-3 road and gravel cranksets
The STONE direct-mount chainring is designed to meet the demands of road and gravel riders looking for reliability, performance, and versatility. With its oval or round shape, it offers optimized power transfer, reduced chain drop, and improved pedaling comfort, whatever your terrain.
Introducing the STONE Direct Mount Tray
The STONE chainring is suitable for the EC90/EC90SL CINCH cranksets and is also compatible with the Cybrei PG-3 crankset. Made from 7075-T651 aluminum from Aleris (a supplier to Airbus, Boeing, and Bombardier), this chainring guarantees rigidity, durability, and lightness for a premium pedaling experience.
Full technical specifications
- Shape: Oval or round
- Compatible speeds: 9/10/11/12
- Available sizes: 40T, 42T, 44T, 46T, 48T, 50T, 54T
- Material: 7075-T651 Aluminum
- Finish: Black anodized
- Thickness: 8 mm
- Chainline: 46 mm
- CNC precision: 0.03 mm
The advantages of the oval or round shape
The oval STONE chainring option contributes to a smoother pedaling experience by reducing dead spots, improving efficiency and comfort. The round version remains a classic choice, ideal for riders who prefer a more traditional feel. In both cases, the narrow-wide design improves chain retention, limiting the risk of derailment and reducing noise.
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