A lightweight and durable multi-caliber suppressor with patented and proven OSS Flow-Through technology the HX-QD 762 Ti is built with a combination of Grade 5 Titanium and heat treated 17-4 stainless steel. It delivers superior accuracy and repeatability hearing safe 136-139 dB performance is full-auto rated on 5.56 and cross-platform compatible on 5.56 up to .300 WM the one to have when every ounce counts. - Compatible with Muzzle Brake-QD 556/762 Flash Hider-QD 556/762 and Comp-QD 762. - WEIGHT 15 oz - LENGTH 7.45 in - DIAMETER 1.62 in - Materials & Finish: Unlike traditional suppressors that manage trapped gas intense heat and pressure with blast baffles OSS Flow-Through technology redirects expanding gases forward allowing us to use 17-4 stainless steel deflectors and internal Grade 5 Titanium coils. The result is a remarkably cooler and extremely durable suppressor. The HX-QD 762 has a fully-welded outer body made of Grade 5 Titanium coated with C-series high temperature gray Cerakote. - Sound Pressure Levels: The HX-QD 762 Ti is a light-weight optimal choice for the widest range of rifles of different calibers. Sound pressure levels are measured at the shooters ear to comply with current military specifications. - 134-138 dB on 20 Remington 700 Rifle using commercial grade 150 gr ammo - 133-137 dB on 16 AR15 DI using commercial grade 55 gr ammo - 138-140 dB on 16 7.62 AR15 DI using commercial grade 150 gr ammo