STONE 110BCD 5-Bolt Double Chainring for SRAM AXS Flattop 12/13-Speed Chains (46-33T to 54-41T)
A precision-machined double chainring for road and gravel bikes, built around the 110BCD 5-bolt standard and engineered for SRAM AXS 12/13-speed Flattop drivetrains.
STONE precision double chainring, designed for 110BCD 5-bolt cranksets on road and gravel bikes.
Engineered specifically for SRAM AXS 12/13-speed Flattop chains, it delivers exceptionally fast front shifting and excellent drivetrain efficiency.
Material & Manufacturing
Material: 7075-T651 high-strength aluminum
Material supplier: Aleris (USA) — a supplier to aircraft manufacturers including Airbus
CNC precision: 0.03mm machining accuracy
Surface treatment: anodized finish
Manufacturing: high-speed CNC machining
Color: Black
BCD: 110mm (5-bolt)
Chain Compatibility
Chain type: SRAM Road AXS Flattop 12/13-speed
Not compatible with other chains.
Other brands of 12/13-speed chains are not supported.
Crank Compatibility
Fits 110BCD 5-bolt road and gravel bike cranksets and power meters of any brand.
Supported crank types:
- Standard 110BCD 5-arm cranksets
- Hidden-bolt (concealed-bolt) cranksets
The anti-drop pin position can be adjusted with a hex wrench.
Shifting Performance
Designed for very fast front shifting.
Each chainring size uses a different number of precision shifting pins, optimized for 12/13-speed chains:
- 46-33T — 8 shifting pins
- 48-33T — 6 shifting pins
- 48-35T — 8 shifting pins
- 50-37T — 6 shifting pins
- 52-39T — 13 shifting pins
- 54-41T — 10 shifting pins
Size & Weight
- 132g — 46/33T
- 136.5g — 48/33T
- 137g — 48/35T
- 154g — 50/37T
- 181.5g — 52/39T
- 205g — 54/41T
Important Notice
The chainring size ratio cannot be changed.
You must use the exact size combinations provided by the manufacturer.
Using other combinations may result in poor shifting performance.
Package Content
- 1 × chainring set
- 5 × aluminum bolts
Key Advantages
1. Aerospace-grade material
7075-T651 aluminum supplied by Aleris (USA) provides excellent stiffness and durability.
2. High-precision manufacturing
0.03mm CNC machining accuracy ensures smooth shifting and reliable performance on every ride.
