Home / Accessory-Muzzle Brakes / Dead Air Armament KEYMICRO BRAKE 1/2X28 View cart “Yankee Hill Machine Company FLASH HIDER MINI QD 1/2-28” 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! Yankee Hill Machine Company MUZZLE BRAKE 5.56 QD 1/2-28 $10995 $9840 Sale! AAC (Advanced Armament) MUZZLE BRAKE 80T 50BMG 24X1 $39999 $31298 Gemtech TRI-LOCK 338LAP MB 3/4-24 $15000 Sale! Ruger RADIAL PORT MZZLE BRK 223/5.56 $6495 $5732