DJC Stone Round Chainring Direct Mount for Easton EC90 EC90SL Cinch Crankset Road Bike Gravel 9 10 11 12s Speed 38t 40t 42t 48t 50t 54t Aero Hollow
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Product details
| Management number | 214550541 | Release Date | 2026/04/12 | List Price | $25.27 | Model Number | 214550541 | ||
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DJC Stone Round Chainring Direct Mount For Easton EC90 EC90SL CINCH Crankset Road Bike Gravel 9 10 11 12s speed 38t 40t 42t 48t 50t 54t Aero HollowFeaturesFit for crank: for EC90SL CINCH system only, not work with any other crankset.Chainline: 46mm; Good for Gravel and road bike. Not good for MTB. As chainline is different.Chain Speed support: 8-9-10-11-12 speed(MTB chain), 8-11s(Road bike chain). Not support AXS 12 speed flattop chain.If you are 12 speed original road bike chain for shimano, it have to replace the 12speed orginal quick link to any other brand quick link, as the original one is too narrow.Tooth: Hollow style(40T-58T), Aero style(38T-58T); Thickness: 8MM.Size Diameter Weight(Hollow/Aero)38T, 162mm, ----- / 100g40T, 169mm, 90g / 110g42T, 178mm, 100g / 124g44T, 186mm, 117.5g / 133g46T, 194mm, 124g / 141g48T, 202mm, 128g / 150.5g50T, 210mm, 136.5g / 160g52T, 219mm, 143g / 170.5g54T, 226mm, 152.5g / 179.5g56T, 235mm, 157g / 191g58T, 243mm, 164g / 203.5gPackage Contents1pc chainringSTONE Chainrings — Race-Ready PrecisionTrusted by riders worldwide and favored by EU & USA race teams, STONE chainrings are built for high-load riding and competitive performance.Using aerospace-grade 7075-T651 aluminum from Alcoa and Aleris, tested lifespan of up to 15,000 km.High-precision CNC machining within 0.03 mm tolerance guarantees efficient power transfer, minimal noise, and stable shifting under pressure.Optimized tooth profiles provide lightweight construction and secure chain retention—race-proven and reliable.Engineered for racing. Proven on the road.
- Fit for crank: for EC90SL CINCH system only, not work with any other crankset.
- Offset: inner 3.5mm; Chainline: 46mm; Good for Gravel and road bike. Not good for MTB. As chainline is different.
- Chain Speed support: 8-9-10-11-12 speed(MTB chain), 8-11s(Road bike chain). Not support AXS 12 speed flattop chain.
- If you are 12 speed original road bike chain for shimano, it have to replace the 12speed orginal quick link to any other brand quick link, as the original one is too narrow.
- Tooth: Hollow style(40T-58T), Aero style(38T-58T); Thickness: 8MM; Package Contents: 1pc chainring.
| Size | 42T |
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| Color | Aero |
| Brand Name | DJC Components |
| Manufacturer | DJC |
Chainrings
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