STONE chainring spider for 107BCD double chainring for FORCE RIVAL axs flattop ROTOR aldhu ec90 easton 8 pins 3 pins GXP
Four Interface Options Available
To ensure correct fitment, this product is offered in 4 interface versions:
1. for SRAM 3-Bolt Interface (Fit for SRAM road cranks with GXP / BB30 / PF30 spindles)
Compatible with:
- for SRAM FORCE 11-Speed
- for SRAM FORCE 22
- for SRAM RIVAL 11
- for SRAM RIVAL 22
- for XPLR 12s 13s
2. for SRAM 8-Bolt Interface (AXS / Quarq)
Compatible with:
- for SRAM FORCE AXS 12-Speed
- for SRAM RED AXS 12-Speed
- for SRAM RIVAL AXS
- for QUARQ road power-meter cranksets
3. for ROTOR Interface
Compatible with selected for ROTOR road cranksets, including:
- for KAPIC
- for Hawk
- for Raptor
- for inPower / 2INpower (new versions)
Please match the ROTOR crank interface shape before ordering.
4. for EASTON / RaceFace Interface
Compatible with:
- for EASTON EC90 / EC90SL / RaceFace road cranksets
- for XXE / GP3 / Rockbros Road cranks using for EASTON / RaceFace-style interfaces
- for Road cranks using for EASTON / RaceFace-style interfaces
Technical Specifications
- BCD: 107mm
- Thickness: 12mm
- Weight: Approx. 47–55g (depends on interface version)
- Material: CNC-machined 7075-T651 aluminum alloy
- Surface Finish: Anodized for corrosion resistance
Precision & Performance
- Chainring positioning tolerance: ±0.02mm
- Lateral runout after installation: ≤0.04mm
- Interface parallelism: ≤0.02mm
- Offset 0mm which is same to original parameter.
High machining accuracy minimizes chainring wobble, improves front shifting performance, and reduces deformation under high pedaling load.
Important Notes
- ✔ Only compatible with BCD107 chainrings, Perfect to 107BCD chainrings, for FORCE 107bcd chainring, for RIVAL 107bcd chainring, and for STONE 107bcd chainrings.
- ✔ Supports road double chainrings and narrow-wide single chainrings
- ❌ not for Shimano BCD110 systems
- ❌ not for Campagnolo crank interfaces
- ✔ Please check the backside of your crank to confirm the interface type before ordering
