The 8.6 BLK Flash Hider by Q is a Quickie Fast-Attach flash hider compatible with the PORQ CHOP and short CHOP silencers by Q. 5/8x24 features 13/16 in. flats, and 1/2x28 features 3/4 in. flats for easy install and removal.
Material: 17-4 Stainless Steel