Welcome to Mountain Expeditionary Supply of Colorado. We buy and sell new and used firearms and various tactical gear, outdoor equipment, and survival gear. If you have any questions please call or email as we are working to update our site. Handguns, Rifles, Shotguns, Collectible Firearms, Specialty Guns We Buy and Sell Firearms FFL transfers Gun auctions Various firearm accessories & outdoor gear Collectible militaria, gun and military related items Mountain Expeditionary Supply 303-567-4174 Office Email: info@MountainXS.com P.O. Box 728 Sandy, UT 84091