Resilient Stacy's Mom. Full-size 5.56mm duty suppressor with multi-port coaxial baffle system. Multiple endcap options for tuning back pressure, sound, and flash. HUB compatible (1.375x24) with internal clearance for oversized muzzle devices on pinned 13.7" and 14.5" rifles. 6.225" length, 14.7 oz, 1.615" diameter. 17-4 stainless steel with Cerakote finish. Full-auto rated. Barrel restrictions: 10.3" min for 5.56/.223 and 6mm ARC, 12.5" min for 6mm Creedmoor and similar. Includes 1/2x28 direct thread adapter. 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