The SA22TI suppressor is threaded A 1/2-28 for repeatable mating to a firearm without the need for a dedicated muzzle device. At under 5 oz this suppressor boasts impressive recoil reduction for its weight. Full-auto rated for .22LR ammunition. Grade 9 Titanium Tube Matte Black Cerakote Finish SS Blast Chamber and Blast Baffle Anodized 6061-T6 Aluminum Baffle Stack Length: 5.7in Weight: 4.75 oz Average 42 dB reduction on 22 LR Rated for .22WMR and 5.7x28mm