Muscle Milk/MDK/KTM Factory Team riders Justin Brayton and Ryan Sipes along with Jagermeister/MDK/KTM riders Travis Preston and Josh Summey will be signing autographs Friday January 9, 2009 at Motohouse KTM in Phoenix, AZ from 5:00-6:00pm.

The KTM riders will be signing autographs the day prior to the second round of the AMA Supercross Series which will be held at Chase Field in Phoenix, AZ on Saturday night.

Motohouse KTM is located at 16251 N. Cave Creek Rd. in Phoenix, AZ 85032.