Strike Industries WHCOMP556 WarHog Comp  Black Steel with 1/2"-28 tpi Threads, 1.27" OAL  &  0.26" Diameter for 223 Rem, 5.56x45mm NATO AR-Platform
                            https://www.tandktactical.com/shop/708747546668-strike-industries-whcomp556-warhog-comp-black-steel-with-1-2-28-tpi-threads-1-27-oal-0-26-diameter-for-223-rem-5-56x45mm-nato-ar-platform-6369
                            https://www.tandktactical.com/web/image/product.template/6369/image_1920?unique=d61ec4e
                            The Strike Industries WarHog effectively reduce recoil and muzzle rise, while maintaining a compact dimensions.