Everything on this gun has been touched... Upper: AM Nano Slide 5KU Fluted Barrel AM BBU Cow Cow Tech Aluminum Loading Nozzle AIP 120% Nozzle Spring Cow Cow Tech Short Stroke AIP 120% Recoil Spring Guarder Guide Rod Maple Leaf Hop Up Unit and 60 Degree Bucking Maple Leaf 6.01 TBB AIP Fiber Sights Lower: AM STI Advanced Frame AM Hammer Assembly and Disconnector AM Type 17 Hammer Cow Cow Tech Sculptor Grip AM Trigger AIP 120% Hammer Spring AM Sear Spring Shoot me offers on t r a d e s. Worst I can say is no :) but mainly looking for an hpa setup with tank and reg and if doesnt equal value then we can figure something out