Shop › KAK A1 FLASH HIDER 1/2X28 KAK A1 FLASH HIDER 1/2X28 $6.99 KAK Industry A1 Flash Hider, 556NATO, Fits AR-15, 1/2x28, Phosphate Finish, Black 410-1702-015 Quantity: Add To Cart Added! KAK Industry A1 Flash Hider, 556NATO, Fits AR-15, 1/2x28, Phosphate Finish, Black 410-1702-015