Upgrade your drivetrain with this Stone 130BCD narrow-wide single chainring, designed for riders converting a traditional 2x crankset to a clean and efficient 1x setup.
The 4mm inner offset helps improve chainline alignment when converting from 2x system to 1x drivetrain, offering smoother operation and better chain retention.
Product Specifications
| Item | Specification |
|---|---|
| Product Name | 4mm Offset Narrow Wide Single Chainring |
| Brand | Stone |
| BCD | 130BCD |
| Chainring Type | Round |
| Offset | 4mm Inner Offset |
| Material | 7075-T651 Aluminum Alloy |
| Thickness | 4mm + 4mm |
| Process | CNC Machined, Anodized Finish |
| Color Options | Black, Silver |
| Drivetrain Type | 1x Only |
| Teeth Options | 42T / 44T / 46T / 48T / 50T / 52T / 54T / 56T / 58T / 60T |
Key Features
- Designed for 1x drivetrain only
- 4mm inner offset for improved chainline
- Narrow-wide tooth profile for better chain retention
- Made from 7075-T651 aluminum alloy
- CNC-machined with anodized surface finish
- Compatible with many 130BCD road cranksets
- Suitable for road, gravel, commuter, and custom 1x builds
- Includes chainring bolts
Important Compatibility Notice
This chainring is designed for 1x drivetrain systems only.
It is not compatible with 2x drivetrains and does not support front shifting.
Please do not use this chainring with:
- Front derailleur
- Front shifter
- 2x drivetrain setup
- Double-chainring configuration
Using it as part of a 2x system may cause poor shifting, chain drop, or drivetrain malfunction.
Compatible Cranksets
Compatible with most 130BCD cranksets, including:
- For SRAM Red
- For Rotor 130BCD cranksets
- For Shimano 5700
- For Shimano 6700
- For Other standard 130BCD cranksets
Please check your crankset BCD before ordering.
Chain Compatibility
| Chain Type | Compatibility |
|---|---|
| 9 / 10 / 11 / 12-speed MTB chains | Compatible |
| SRAM road 9 / 10 / 11-speed chains | Compatible |
| Shimano road 9 / 10 / 11 / 12-speed chains | Compatible with note below |
| SRAM AXS 12-speed Flattop chain | Not compatible by default |
Shimano 12-Speed Chain Notice
For Shimano 12-speed road chains, the original Shimano 12-speed quick link may be too narrow.
We recommend replacing the original Shimano quick link with another compatible 12-speed quick link, such as:
- KMC
- YBN
- SUMC
- Other compatible 12-speed quick links
SRAM AXS Flattop Chain Notice
This standard chainring does not support SRAM AXS 12-speed Flattop chains.
If you need compatibility with SRAM AXS Flattop chains, please contact us for a customized AXS tooth profile option before placing your order.
Size, Diameter & Weight
| Teeth | Max Diameter | Weight |
|---|---|---|
| 42T | 178 mm | 113 g |
| 44T | 186 mm | 126.5 g |
| 46T | 194 mm | 130.5 g |
| 48T | 202 mm | 139 g |
| 50T | 210 mm | 148 g |
| 52T | 219 mm | 163 g |
| 54T | 226 mm | 173 g |
| 56T | 235 mm | 184 g |
| 58T | 242 mm | 195 g |
| 60T | 250 mm | 205 g |
Weight may vary slightly due to manufacturing tolerance.
Package Includes
- 1 × Chainring
- 5 × Chainring Bolts




