Home / Accessory-Muzzle Brakes / Dead Air Armament KEYMICRO BRAKE 1/2X28 View cart “Q WHISTLE TIP BLAST MITIGATOR” has been added to your cart. Sale! Dead Air Armament KEYMICRO BRAKE 1/2X28$8900 $8472 Out of stock SKU: DA109 Category: Accessory-Muzzle Brakes Product ID: 50978 Description Description 5.56 Rifle Muzzle Brake Related products Sale! Rugged Suppressors RX BLAST DIVERTER/BRAKE BLACK $26500 $20934 Sale! Yankee Hill Machine Company FLASH HIDER MINI QD 1/2-36 $10995 $9840 Sale! Ruger HYBRID MUZZLE BRAKE MATTE BLK $10695 $8502 Gemtech TRI-LOCK 338LAP MB M18X1.5 RH $15000