Bike the New North Trails at Pima Dynamite Trailhead.  Experience the more technical new trails in the north of the Preserve. This is an Advanced skill and Vigorous Cardio level ride for 12-15 miles in 3- 3.5 hours. We will explore some of the more aggressive recent additions to the northwest trails in the Preserve.  We’ll stop to point out some interesting aspects of the preserve, add thoughts on improving riding technique, enhancing safety awareness and increasing overall enjoyment of the trails. All our rides are “No Drop”, meaning we will not leave you. Please, no road bikes, hybrids, folding bikes, or electric assist bikes. Please check the working order of your bike before you leave home. Bathrooms and water available at the trailhead.  Bring water and snacks for the trail.  Arrive 15 minutes before.