45 Osprey 2.0 Features The Original SilencerCo can. The Osprey is the lightest quietest and only multicaliber polygonal centerfire pistol silencer on the market. With volume comes sound suppression. The monocore baffle design in a polygonal package allows for greater internal volume and delivers top tier suppression. 45 Osprey 2.0 Specifications SilencerCo 45 Osprey 2.0 Pistol Suppressor 9MM to 45 ACP & 300 BLK Subsonic 7.90 Length Aluminum and Stainless Steel Black Finish