Stone Round Narrow-Wide Chainring 110BCD 4-Arm for Shimano FC-5800/6800/4700/9000 1x Setups (34T–60T)
Upgrade your Shimano road crankset with the Stone round narrow-wide chainring, built for 1x drivetrain conversions on road, gravel, and adventure bikes. Machined from high-strength 7075-T651 aluminum with 0.03 mm CNC precision, it combines stiffness, durability, and dependable chain retention in a clean round design.
Product Specifications
| Item | Detail |
|---|---|
| Brand | Stone |
| BCD | 110BCD |
| Mount type | 4-arm |
| Shape | Round |
| Tooth profile | Narrow wide |
| Drivetrain use | 1x only |
| Material | High-strength aluminum 7075-T651 |
| Material hardness | HB150 |
| Thickness | 4 mm |
| Color | Black anodized |
| Surface treatment | Anodized finish |
| Manufacturing process | High-speed CNC machining |
| CNC precision | 0.03 mm |
| Available teeth | 34T / 36T / 38T / 40T / 42T / 44T / 46T / 48T / 50T / 52T / 54T / 56T / 58T / 60T / 62T / 64T / 66T / 68T / 70T |
Compatibility
Crankset Compatibility
This chainring fits Shimano road 110BCD 4-arm cranksets:
- Shimano FC-5800
- Shimano FC-6800
- Shimano FC-4700
- Shimano FC-9000
- Any 110BCD standard spider with 4 arms
- Spider-style power meters, including the Magene PES P515 TEO and other brand spider power meters
Please confirm your crankset model and BCD before ordering.
Drivetrain Compatibility
Designed for 1x drivetrains only:
- 1x road bike setups
- 1x gravel bike setups
- 1x adventure bike setups
Not compatible with 2x drivetrain setups. Not compatible with front derailleurs or front shifting systems.
Chain Compatibility
Works with the following chains:
- 9 / 10 / 11 / 12-speed MTB chains
- 9 / 10 / 11-speed SRAM road chains
- 9 / 10 / 11 / 12-speed Shimano road chains
The default version is not compatible with SRAM AXS 12-speed Flattop chains.
If you need a tooth profile compatible with SRAM AXS Flattop chains, please contact us before ordering. Customization is available with an extra surcharge.
Important Notice Before Purchase
Check the following points before placing your order:
- Your crankset is a Shimano FC-5800 / FC-6800 / FC-4700 / FC-9000, or a 110BCD standard spider with 4 arms
- Your crankset uses 110BCD 4-arm mounting
- Your bike uses a 1x drivetrain
- You do not use a front derailleur
- Your chain type is compatible
- You do not need SRAM AXS Flattop compatibility unless ordering a customized version
This chainring is for 1x use only and cannot be used as a 2x chainring.
Shimano 12-Speed Road Chain Notice
If you use a Shimano 12-speed road chain, the original Shimano 12-speed quick link may be too narrow for this chainring.
Please replace the original Shimano quick link with another compatible 12-speed quick link, such as:
- KMC
- YBN
- SUMC
- Other compatible 12-speed quick links
Size and Weight Chart
| Teeth | Max Diameter | Weight |
|---|---|---|
| 34T | 146 mm | 45 g |
| 36T | 154 mm | 51 g |
| 38T | 162 mm | 63 g |
| 40T | 169 mm | 79 g |
| 42T | 178 mm | 78 g |
| 44T | 186 mm | 88 g |
| 46T | 194 mm | 94 g |
| 48T | 202 mm | 107 g |
| 50T | 210 mm | 112 g |
| 52T | 219 mm | 129 g |
| 54T | 226 mm | 139 g |
| 56T | 235 mm | 153 g |
| 58T | 242 mm | 162 g |
| 60T | 250 mm | 169 g |
Additional sizes (max diameter):
- 62T – 257 mm
- 64T – 265 mm
- 66T – 273 mm
- 68T – 281 mm
- 70T – 289 mm
- 72T – 298 mm
Decorative Caps – A Cleaner, More Stylish Crankset
For a cleaner, more finished look, decorative caps are available separately:
Package Includes
- 1 x Chainring
- 4 x Chainring bolts
Note: Decorative covers are not included and must be purchased separately.
Decorative covers are designed for STONE chainrings only and may not fit chainrings from other brands.
Advantages
High-Strength 7075-T651 Aluminum
Cut from high-strength 7075-T651 aluminum alloy for excellent stiffness, strength, and long-lasting durability.
Precision CNC Machining
Produced by high-speed CNC machining with 0.03 mm processing accuracy for precise fitment and stable performance.
Reliable Chain Retention
The narrow-wide tooth design keeps the chain securely engaged, making it ideal for 1x drivetrain setups.
Clean Round Design
The round shape delivers a smooth, consistent pedaling feel suited to road, gravel, and daily riding.
