Strike Industries

Package Contents: -x1 SI OPPRESSOR Universal proprietary 3-lug quick detach base -x1 Shim (only used for 1/2" barrel) -x1 AR crush washer for .223/5.56/9mm (1/2") -x1 AR crush washer for .308/7.62 (5/8") -x1 Warning card -x1 Installation order card Product Features: -Additional SI OPPRESSOR Universal proprietary 3-lug QD base -Quickly swap one SI OPPRESSOR body with multiple weapons -Spare/replacement base -Includes all necessary hardware to install on individual barrel -3-lug QD base made from S45C steel COMPATIBILITY: -Only with SI OPPRESSOR Universal body -1/2" and 5/8" threaded barrels -Muzzle devices with a maximum diameter of 25.00mm (0.98") -Multi-caliber with .223/5.56, .308/7.62 and 9mm -Overall diameter of OPPRESSOR U is 41.00mm (1.61") NOT COMPATIBLE: SI OPPRESSOR & SI OPPRESSOR LITE