![Stone Crank Spider 5mm Offset for Rotor 30mm To 104 BCD Bicycle Chainrings 75.00 Atelier Olympia](http://www.atelierolympia.com/cdn/shop/products/StoneChainringAdapterSpider5mmOffsetforRotor30mmTo104BCD_{width}x.jpg?v=1654106167)
Stone Crank Spider 5mm Offset for Rotor 30mm To 104 BCD
- Material: High strength Aluminum 7075-T651
- Material Hardness: HB150
- Color: black
- Thickness: 6MM
- Offset: 5mm
- Fit for: Rotor 30mm axis before 2018, single speed
- 24mm axis can not use. 2018 can not use.
- Surface treatment: Anodize, high speed CNC