This STONE 0mm offset direct mount chainring is designed for SRAM 3-bolt interface cranksets.
Made from high-strength 7075-T651 aluminum alloy, it offers excellent stiffness, durability, and lightweight performance.
The narrow-wide tooth profile helps improve chain retention, reduce chain drop, enhance mud clearance, and lower drivetrain noise.
Specifications
| Item | Details |
|---|---|
| Brand | STONE |
| Material | Aluminum 7075-T651 |
| Color | Black / Silver, anodized |
| Tooth Options | 26T–48T |
| Speed Compatibility | 9 / 10 / 11 / 12-speed standard chains (Not for AXS flattop chain) |
| Offset | 0mm |
| Chainline | 49mm |
| Thickness | 4mm |
| Hardness | HB150 |
| Processing Precision | 0.03mm |
| Tooth Profile | Narrow Wide |
| Recommended Use | MTB / Road / Gravel depending on crank compatibility |
Crank Compatibility
Please check your crank interface carefully before purchasing.
This chainring fits SRAM 3-bolt direct mount cranksets, including:
- For X9
- For X0
- For XX1
- For X1
- For X1-1400
- For GX-1400
- For S-2210
- For S1400
- For Other cranksets with the same 3-bolt direct mount interface
If your crank uses the same SRAM 3-bolt direct mount interface, this chainring can be installed.
Important Chain Compatibility Notice
This chainring works with most standard 9 / 10 / 11 / 12-speed chains.
However, please note:
- Not compatible with SRAM T-Type 12-speed chains
- Not compatible with SRAM AXS Flattop 12-speed chains
- Compatible with ordinary 12-speed chains from most brands
Please confirm your chain type before placing an order.
Size & Weight
| Size | Diameter | Weight |
|---|---|---|
| 26T | 113.3mm | 47g |
| 28T | 121.5mm | 51g |
| 30T | 129.5mm | 57g |
| 32T | 137.5mm | 61g |
| 34T | 146mm | 66g |
| 36T | 154mm | 72g |
| 38T | 162mm | 82g |
| 40T | 170mm | 90g |
| 42T | 178mm | 100g |
| 44T | 186mm | 117g |
| 46T | 194mm | 124g |
| 48T | 202mm | 131g |
Actual weight may vary slightly due to production tolerance.
Features
- STONE new narrow-wide tooth design
- Better chain retention
- Reduced chain drop risk
- Improved self-cleaning performance in mud and dirt
- Lower riding noise
- Lightweight CNC-machined construction
- Strong and durable 7075-T651 aluminum alloy
- Anodized surface for better corrosion resistance
Package Includes
- 1 × Bike Chainring
- 3 × bolts

