Complete set Vortex rearsets for a 2006-2016 Yamaha R6, part no RS616K. New-in-box, never used. $300 -New-in-box Vortex 520 sprocket, 45 teeth, Part no. 435-45. $50 -Very little use Vortex 520 sprocket, 46 teeth, Part no. 435-46. $30 PM here or email at andygalindo at yahoo dot com. pics here: https://flic.kr/s/aHsmEY7cGm