STONE BCD110R2B-AXS Road Bike Chainring Set
Upgrade your drivetrain with the STONE BCD110R2B-AXS chainring set, designed for riders who want smooth shifting, reliable performance, and wide crankset compatibility. Made from high-strength AL7075 aluminum alloy and precisely machined by CNC, this chainring set delivers excellent durability, accuracy, and riding efficiency.
This model is specially designed for SRAM AXS 12-speed road drivetrains and must be used with a SRAM AXS Flattop chain.
Non-AXS chains are not compatible and cannot be used.
Key Features
- Designed for SRAM AXS 12-Speed Road Systems
- Compatible with SRAM AXS 12-speed Flattop chain only
- Optimized tooth profile for smooth and efficient shifting
- Not compatible with non-AXS chains
- Wide Crankset & Power Meter Compatibility
- Compatible with Shimano road cranksets and many 110×4 power meter spiders
- Works with Sigeyi, Magene, QUARQ and other compatible 110 BCD 4-bolt power meter spiders
- Compatible with cranksets including:
- Shimano R7000 / R7100
- Shimano R8000 / R8100
- Shimano R9100 / R9200
- Shimano 4700 / 5800 / 6800 / 9000
- High-Strength AL7075 Aluminum
- Made from premium AL7075 aluminum alloy
- CNC-machined for high precision and consistent quality
- Anodized surface treatment for improved corrosion resistance and durability
- Improved Shifting Performance
- Dedicated shifting pins help increase upshift success rate
- Optimized ramp design improves chain engagement
- Designed to reduce chain noise, chain drop, and shifting hesitation
- Multiple Gear Ratio Options
- Available in several chainring combinations for climbing, training, commuting, and racing
- Suitable for standard road bikes
Compatibility Notice
This chainring set is compatible with SRAM AXS 12-speed Flattop chains only.
✅ Compatible chain:
- SRAM AXS 12-speed Flattop chain
❌ Not compatible with:
- Non-AXS chains
- Shimano chains
- KMC chains
- YBN chains
- Other standard 11-speed or 12-speed chains
Using a non-AXS chain may cause poor shifting performance, chain noise, chain drop, or drivetrain malfunction.
Compatible Cranksets & Power Meters
Compatible with the following Shimano road cranksets and 110 BCD 4-arm power meter spiders:
- Shimano Tiagra 4700
- Shimano 105 R7000 / R7100
- Shimano Ultegra R8000 / R8100
- Shimano Dura-Ace R9100 / R9200
- Shimano 105 5800
- Shimano Ultegra 6800
- Shimano Dura-Ace 9000
- Sigeyi power meter spiders
- Magene power meter spiders
- QUARQ power meter spiders
- Other compatible 110 BCD 4-bolt road power meter spiders
Available Chainring Options
Standard Style: BCD110R2B-AXS-L
| Teeth | Weight | Model |
|---|---|---|
| 46T + 33T | 138.8 g | BCD110R2B-4633-AXS-L |
| 48T + 33T | 119.8 g | BCD110R2B-4833-AXS-L |
| 48T + 35T | 133.4 g | BCD110R2B-4835-AXS-L |
| 50T + 37T | 156.9 g | BCD110R2B-5037-AXS-L |
| 52T + 39T | 180.4 g | BCD110R2B-5239-AXS-L |
| 54T + 41T | 202.5 g | BCD110R2B-5441-AXS-L |
Full Cover Style: BCD110R2B-AXS-F
| Teeth | Weight | Model |
|---|---|---|
| 46T + 33T | 136.2 g | BCD110R2B-4633-AXS-F |
| 48T + 33T | 142.7 g | BCD110R2B-4833-AXS-F |
| 48T + 35T | 153.5 g | BCD110R2B-4835-AXS-F |
| 50T + 37T | 174.1 g | BCD110R2B-5037-AXS-F |
| 52T + 39T | 194.6 g | BCD110R2B-5239-AXS-F |
| 54T + 41T | 221.6 g | BCD110R2B-5441-AXS-F |
Recommended Gear Ratios
- Climbing: 46T + 33T
- Training / Commuting: 48T + 35T or 50T + 37T
- Racing: 52T + 39T or 54T + 41T
Specifications
| Item | Details |
|---|---|
| Brand | STONE |
| Model | BCD110R2B-AXS |
| Type | 2x Road Chainring Set |
| Chain Compatibility | SRAM AXS 12-speed Flattop chain only |
| Material | AL7075-T651 aluminum alloy |
| Process | CNC machining |
| Surface Treatment | Anodized finish |
| Big Ring Thickness | 5 mm |
| Small Ring Thickness | 3 mm |
| Required Spider Thickness | 3.5 mm |
| Bolt Type | 7075 aluminum chainring bolts included |
| Installation Tool | Double T30 interface |
| Max Installation Torque | Up to 12 Nm |
| Color | Anodized Black / Silver |
Important Notes
- This product must be used as a complete chainring set.
- Do not mix with chainrings from other brands or other models.
- Only compatible with SRAM AXS 12-speed Flattop chains.
- Non-AXS chains are not supported.
- Chainring bolts for installation are included.
- Please check crankset, power meter spider, and frame clearance before purchase.
