Announcing an open invitation to come try out the Minnesota Rock Obstacle Challenge scoring system on August 27th in the Gorge Rock Crawl area in the Gilbert ORV park at approx. 10:00am. The event scheduled for the 27th has been postponed. However, the course will be marked out and open for anyone to try on the 27th with scoring available to interested parties. There is no cost, but there will be no trophies, or prizes, etc handed out. This invite is for any 4x4 enthusiast, you don't need a high dollar competition rig for mnroc.