Home / Accessory-Silencer Accessories / SIG SAUER MUZZLE BRK CL 5.56MM 90 DEG View cart “Dead Air Armament SANDMAN 5.56 FRONT CAP” has been added to your cart. 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 SilencerCo O-RING BOOSTER PACK $900 Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Gemtech ADAPTER SIG MOSQUITO $4500 $4183 Gemtech ADAPTER MM9 FTM 1/2-28 $7500