I’ll upload more pics, detail info, and shooting videos link later; Base gun is SRS sports pull bolt action bull pup (gen 3) Upgrade list is down below: Silverback Carbon fiber outer barrel( other outter barrel are available) Custom made carbon fiber inserted Suppressor EDGI SAP piston EDGI Dual bore inner barrel (600mm) for SRS EDGI Spring guide OEM silverback Cylinder Maxx Hop up unit( AEG bucking version; gbb bucking version, OEM silverback two point and fast hop up units are all available) Nothing wrong with the gun, it shoots as supposed to be. Extremely quiet with EDGI airbrake