The Dirt Concern is hosting a grand opening for new mountain bike trails at Crosscut on August 29. The celebration includes food, beer from Mountains Walking Brewery, and prize giveaways starting at 11 a.m.

The event features food, local vendors, and beer from Mountains Walking Brewery. Attendees can watch the Gnomadic Clip Contest winners receive gear prizes from brands like Stio and Rad Bikes Bozeman. There is still time to enter your own riding clip into the contest before the celebration starts.