Home / Accessory-Muzzle Brakes / SilencerCo ALPHA DIRECT THREAD MT 1/2X28 View cart “Ruger RADIAL PORT MZZLE BRK 223/5.56” has been added to your cart. Sale! SilencerCo ALPHA DIRECT THREAD MT 1/2X28$8400 Original price was: $8400.$7816Current price is: $7816. Out of stock SKU: AC633 Category: Accessory-Muzzle Brakes Product ID: 46059 Description Description 1/2×28 Related products Sale! Yankee Hill Machine Company MUZZLE BRAKE MINI 30CAL 1/2-28 $10995 Original price was: $10995.$9840Current price is: $9840. Sale! Dead Air Armament KEYMICRO BRAKE 1/2X28 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! Yankee Hill Machine Company MUZZLE BRAKE 5.56 QD 1/2-28 $10995 Original price was: $10995.$9840Current price is: $9840. Sale! Rugged Suppressors RX BLAST DIVERTER/BRAKE BLACK $26500 Original price was: $26500.$20934Current price is: $20934.