Truvativ MTB 4-arm Chainring, Aluminium, 64 mm BCD for X0 / X9 / X7 / X5

Technical Information: Application: MTB, City & Touring Material: aluminium (7075) Bolt Circle Diameter: 64 mm (4-arm) Thickness: 3 mm Gearing: 9-/10-speed Colour Index: grey: manufacturer designation, " tungsten grey" black-anodised: manufacturer designat