[Heavy-Duty Material] 1.6'' / 19 gauge high-strength steel poles, 27 gauge sheet metal; All parts coated with triple rust-resistant to extend the lifespan [Built to Last] 130° roof angle design to increase the top load-bearing capacity by 40%(compared to other 160° flat top carports); with multiple roof & side reinforced bars improving anti-high wind performance up to Beaufort 12 [Ample Space] L x W x H: 173'' x 120'' x 106''; you can easily park sedans; side height 6'4'' allows you to put a compact trailer or RV inside [360° Protections] Include 220 g PE tarp to protect your investments from elements; front and back roll-up doors to ensure easy access [About Assembly] Please read the manual and prepare electric drills and ladders before setting up the carport; assembly needs 2 people, and the estimated time is 6-8 hours