Shop › KAK A2 BIRDCAGE 1/2X28 KAK A2 BIRDCAGE 1/2X28 $5.99 KAK Industry A2 Birdcage Flash Hider, 556NATO, Fits AR-15, Phosphate Finish, Black A2-BIRDCAGE Quantity: Add To Cart Added! KAK Industry A2 Birdcage Flash Hider, 556NATO, Fits AR-15, Phosphate Finish, Black A2-BIRDCAGE