Now in stock at their online store, Airsoft Master gives us a preview of the new Echo1 Timberwolf Xtreme XTR GBB Pistol... " A quick preview of the Echo1 Timberwolf Xtreme 'XTR' GBB Pistol. It features a threaded orange tip, metal outer barrel, and ported slide for faster cyclic rate. It also has interchangeable grip panels, extended beaver tail, and a grip angle close to a 1911 for a more natural feel when pointing it."