I have for sale a brand new in package gold vortex cat 5 rear sprocket for a honda 1000rr 520 chain. Item part number is 251azg-43. Sprocket is a 43 tooth and is my spare that I haven't used and have no need for. I paid 100 bucks for this originally letting it go for 60 bucks shipped to ur door! U can email me at [email protected] for pics or call my cell at 402-515-6987 if interested. Thanks!