Sylvan Arms SA223Ti, Rifle Suppressor, 556NATO, Black, Titanium SA223Ti The Sylvan Arms Osprey 556 Titanium Suppressor is highly durable, easy to service, and affordable. Sleek and modern in design, it is built of lightweight titanium cone baffles and a durable titanium tube. It gives an average 28 Decibel Reduction for standard velocity ammunition.