Home / Accessory-Flash Hiders / AAC (Advanced Armament) BLACKOUT FH 51T 5.56MM 1/2×28 You cannot add "SureFire PROCOMP MB 7.62MM 5/8X24" to the cart because the product is out of stock. Sale! AAC (Advanced Armament) BLACKOUT FH 51T 5.56MM 1/2×28$9999 $8229 Out of stock SKU: 64141 Category: Accessory-Flash Hiders Product ID: 43791 Description Description 51 Tooth QD Suppressor Mount Related products Yankee Hill Machine Company FLASH HIDER PHANT 5.56 W/TEETH $3695 Sale! SureFire MUZZLE BRAKE QD 338LAP 3/4X24 $19900 $18427 Sale! AAC (Advanced Armament) BLACKOUT FH 90T 5.56MM 1/2X28 $9999 $8229 Sale! SilencerCo ASR FLASH HIDER 1/2X28 $9400 $8606