Home / Accessory-Silencer Accessories / SIG SAUER MUZZLE BRK CL 5.56MM 90 DEG You cannot add "Rugged Suppressors RUGGED UNIVERSAL MOUNT R.U.M." to the cart because the product is out of stock. Sale! SIG SAUER MUZZLE BRK CL 5.56MM 90 DEG$17999 $16957 Out of stock SKU: SL-556-12X28-90DEG-M Category: Accessory-Silencer Accessories Product ID: 42666 Description Description Mzzle Bke Assem SLX/SLH Series90 Degree Shoulder Related products Sale! SIG SAUER FLASH HIDER CL 5.56MM 90 DEG $17999 $16957 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 $16957 Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 $6042 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 $7135