Different models are available for 110BCD 5-arm, 110BCD 4-arm hollow style, and aero style chainrings.
- for SRAM Force AXS 12s crank
- for SRAM Red AXS 12s crank
- for SRAM eTap AXS road crank
- for SRAM QUARQ 8-bolt crank
- for SRAM AXS 8-bolt road crank systems
- for 110BCD chainrings, depending on selected model
- for road bike and gravel bike crank 1x and 2x chainring setups
Designed for 110BCD 5-arm road bike chainrings.
Designed for 110BCD 4-arm Shimano-style chainrings, such as Dura-Ace R9100, Ultegra R8000, 105 R7000, 9000, Tiagra 4700, FC-5800, FC-6800, R7100, R8100, and R9200 series.
Aero solid style design. Compatible with both 110BCD 5-arm chainrings and 110BCD 4-arm Shimano-style chainrings, depending on the chainring design and fitment.
Designed to match Shimano 12-speed and STONE 110R2B chainring curves for a perfect fit.
Compatible with R7100, R8100, R9200, Shimano 12s chainrings, and STONE 110R2B chainrings.
- not for SRAM 3-bolt direct mount cranksets
- not for non-8-bolt crank interfaces
- not for 130BCD chainrings
- not for 144BCD track chainrings
- not for MTB wide chainline cranksets unless all fitment parameters are confirmed
- not for chainrings with different BCD or mounting shape from the selected adapter model
- Brand: STONE
- Product Type: Chainring Adapter / Spider / Converter
- Application: Road Bike / Gravel Bike
- Speed Compatibility: 12 Speed Road / Gravel Drivetrain
- Crank Interface: SRAM AXS 8-Bolt Direct Mount
- BCD: 110BCD
- Thickness: 10mm
- Default Color: Black
- Custom Colors: Red / Silver / Purple / Gold
- Material: 7075-T651 Aluminum Alloy
- Material Hardness: HB150
- Surface Treatment: Anodized
- Machining: High-Precision CNC
- Adapter × 1
- 8pcs Bolts
Made from high-strength 7075-T651 aluminum alloy, offering excellent stiffness, durability, and long-term structural reliability for road and gravel riding.
High-precision CNC machining with working accuracy up to 0.03mm helps ensure accurate fitment, stable chainring positioning, and reliable power transfer.
Converts SRAM AXS 8-bolt road cranksets to 110BCD chainring compatibility, allowing riders to use compatible 110BCD 4-arm or 5-arm chainrings.
Model 2: Supports 110BCD 4-arm chainrings.
Model 3: 4/5-arm aero style supports both 110BCD 5-arm and compatible 110BCD 4-arm chainrings.
Model 4: Designed to match Shimano 12-speed and STONE 110R2B chainring curves for a perfect fit.
Anodized surface improves corrosion resistance and wear resistance while providing a clean and professional appearance.
- Please confirm your crank interface, chainring BCD, chainring arm type, bolt pattern, and drivetrain setup before purchase.
- This adapter is designed for SRAM AXS 8-bolt road crank systems and compatible 110BCD chainrings.
- Please choose the correct model according to your chainring type: 5-arm, 4-arm Shimano-style, or aero solid style.
- Professional installation is recommended.


