Stone 86BCD Chainring
- Size: 86 BCD round
- Thickness: 4MM
- Speed: 9/10/11/12 speed, for both Sram and Shimano 12 speed chains
- Tooth: 30-46T
- Color: black
- Surface treatment: Anodize, high speed CNC
- Fit for crank: SLK 3 paws, K-force, SLK
- Material: High strength Aluminum 7075-T651
- Material Hardness:HB150