Phase 5 HEX-2 AR15 Pistol Buffer Tube Assembly
This tube has been specifically designed to utilize the Sig Sauer™ SB15 Pistol Stabilizing Brace. The Hex-2-C™ is a heavy duty USA certified 7075 T7 billet aluminum pistol buffer tube with the versatility to use the Phase 5 nitrile Foam Pad (included) or the SB15 Pistol Stabilizing brace (sold separately).
Working closely with Sig Sauer™ the Phase 5 Hex-2-C™ was a special project that involved a number of firearms instructors, law enforcement professionals and AR Pistol enthusiasts alike. While asking questions along the way and updating the design based on the recommendations given by all; the Hex-2-C™ has become the perfect component for any AR pistol build.
The Hex-2-C™ complete package includes a castle nut, end plate, Carbine Buffer, Phase 5 Enhanced Buffer Spring and foam pad.