Just east of Austin is Rocky Hill Ranch, known as one of the first and best mountain bike ranches in Texas. This 1,500-acre playground will host the inaugural Austin 100 mountain bike race, the first 2012 Leadville Qualifying Series event. Whether you're interested in qualifying for the Leadville Trail 100 or just looking for an amazing MTB event, the Austin Rattler 100 is sure to challenge your endurance and motivate your early season training. Only solo racers will be eligible to qualify for Leadville, however we do offer two- and four-person relay divisions for those who want simply enjoy the race and hang with friends.