Phantom 6.75″ 4/15 tactical AR-15 rifle 1/2×28 barrel shroud by GFGEAR

Get it here… http://amzn.to/1nLKsQR

CNC machined from a single bar of high strength T6 aluminum.
Anodized matte black design
Fits AR’s with 1/2×28 thread pitch.
Back threaded to slip over the barrel to give the appearance of a short barrel, but remains a legal 16″.
Measures 6.75″

Product Description
Easy To Install – Fits Standard 1/2″x 28 Threads .223 5.56. Measures 6.75″. CNC Machined High Quality Aluminum Billet. Solid Machined Construction. Type 3 Anodized Finish. This Will Slip on Over and Thread to your AR 1/2 x 28 Thread.