STONE 110BCD Round Chainring for Single Speed, Fixed Gear & Track Bikes (42T–60T, 1/2″ x 1/8″)
The STONE 110BCD round chainring is a CNC-machined 7075 aluminum chainwheel designed for single speed, fixed gear, and track bikes running a 1/2″ x 1/8″ chain.
For single speed bikes only. Not compatible with 7/8/9/10/11/12 speed bikes.
Compatibility
This chainring fits 110BCD 5-arm cranksets. Known compatible models are listed below:
| Brand | Compatible Cranksets |
|---|---|
| SRAM | Many 110BCD cranksets, including FORCE, RED 110BCD, Rival, S350-1, S-900, and S-1002.2 110BCD |
| ROTOR | 110BCD road / MTB cranksets |
| FSA | Some older K-FORCE 110BCD 5-arm cranksets |
| QUARQ | Some 110BCD power meter cranksets |
Always confirm your crank uses a 110BCD 5-bolt pattern before ordering.
Available Sizes
Maximum outer diameter and weight for each tooth option (for reference only):
| Teeth | Max Outer Diameter | Weight |
|---|---|---|
| 42T | 176mm | 103g |
| 43T | 180mm | 108.8g |
| 44T | 184mm | 112.4g |
| 45T | 188mm | 123g |
| 46T | 192mm | 121.1g |
| 47T | 196mm | 124.3g |
| 48T | 200mm | 129.4g |
| 49T | 204mm | 144.1g |
| 50T | 208mm | 148.4g |
| 51T | 212.5mm | 156.4g |
| 52T | 216.5mm | 161.2g |
| 53T | 220.5mm | 170g |
| 54T | 225mm | 172.7g |
| 55T | 228.5mm | 179.4g |
| 56T | 232.5mm | 187.8g |
| 57T | 236.5mm | 193.9g |
| 58T | 241mm | 200g |
| 59T | 245mm | 206.3g |
| 60T | 249mm | 211.6g |
Product weight may vary slightly due to production batch or product upgrades.
Specifications
- Brand: STONE
- Material: 7075-T651 aluminum alloy
- Hardness: HB150
- BCD: 110BCD
- Shape: Round
- Speed: Single Speed
- Chain compatibility: 1/2″ x 1/8″
- Thickness: 4mm
- Manufacturing: CNC machined
- CNC precision: 0.03mm
- Color: Black
- Teeth options: 42T–60T
Features
- Designed for fixed gear, track bike, and single speed bicycles
- High-strength 7075-T651 aluminum alloy construction
- CNC machined for accurate fit and smooth chain engagement
- 4mm thickness for improved stiffness
Important Compatibility Notes
- For single speed bikes only. Not for 7–12 speed bikes.
- Please confirm your crank BCD is 110BCD before purchase.
- Please confirm your chain size is 1/2″ x 1/8″.
- Some BB30 / BF30 cranksets may not be able to install this chainring in the big chainring position.
- Some SRAM QUARQ power meter cranksets may have battery cover interference.
Package Includes
- 1 x Chainring
- 5 x Chainring Bolts
