The AnechoX 223L dominates AR-15 sound, recoil, backpressure, and muzzle flash. The lightest, quietest, user-serviceable 22-cal Titanium suppressor at just 11 ounces (with DTA) and 8.2 x 1.6 inches. Uses the X-Baffle Anechoic Chamber System. Designed for .223 and fast 22 cal calibers, also usable on smaller calibers and rimfires. Comes with 1/2x28 Direct Thread Adapter. Also accepts any industry standard 1-3/8-24 mount. Made of Grade 5 STA 1000 Titanium with 17-4 H900 Stainless blast chambers. Full-auto rated to 50 rounds 5.56/.223. Max bullet diameter .224 inches. Note: If this product is reflected as in-stock it means it's either physically in-stock or allocated and available (serial number is assigned) at my distributor