5-arm, for MTB, for 9-speed, 94 mm BCD, Aluminum 7075, black SB-packaged, hard anodized, with CSA climbing aids, compatible with Shimano Number of teeth 32 Type item Attachment 5-hole Area of use MTB Main color black BCD 94 mm Rear gears 9-speed Compatible: ShimanoMaterial: Zicral AL7075Position: MiddleStronglight Article number: 705411 EAN code: 3700223700851 Supplier number: 262036 Retail packaging: Yes