DJC Stone Chainring for Rotor 30mm to 104 BCD Adapter Spider Converter Single Speed 5mm Offset 104bcd Crank Narrow and Wide Tooth

Stone Chainring for Rotor 30mm To 104 BCD AdapterFeatures:Model: Rotor 30mm to 104 BCD Adapter.Fit : for Rotor 30mm axis before 2018, single speed, 24mm axis can not use. 2018 can not useMaterial Hardness: HB150CNC process precision: 0.03mmColor: black anodizedThickness: 5MMSurface treatment: Anodize, high speed CNCOnly support single speedPlease pay attention!!!：Most of STONE products produce by order, it needs several days to produce. Hope you would understand 3-5days preparing time. Thanks for your understanding!Advantages:1, This kind of chainring adapter made from high strength Aluminum 7075-T651, offering best stiffness and endurance.2, High precision CNC processing. Working accuracy 0.03mm. Ensuring that offers you the best riding component.Package Contents:1 x Adapter, 4pcs boltsABOUTStone Design Workshop focus to offer high quality and innovated design CNC processed chainrings to clients in worldwide, especially favored by EU race teams. Provides customize rings on tooth quantity and style as well as add team logos or name base on Stone logo.Material is basic of everything, Aluminum 7075-T651 supplied by Aleris and Alcoa USA, which is top aluminum supplier in world wide, Aleris is supplier to many aircraft make.

• Model: Rotor 30mm to 104 BCD Adapter.
• Fit : for Rotor 30mm axis before 2018, single speed, 24mm axis can not use. 2018 can not use.
• Thickness: 5MM; Color: Black.
• Material: High strength Aluminum 7075-T651; high precision CNC processing; offer best stiffness and endurance.
• Package Contents: 1 x Adapter, 4pcs bolts.