Milspec Buffer Tube + Remote Line Adapter And Buttstock (Universal) 468 Pistol Grip Suppressed Subgun Firepower—Turn the A5

Suppressed Subgun Firepower—Turn the A5 into an SD5K

68 Caliber Raptor Rifled Barrel

or any other pistol that utilizes a rear vertical picatinny rail

the Solid Remote Line Adapter and Buttstock

Milspec Buffer Tube + Remote Line Adapter And Buttstock (Universal) 468 Pistol Grip Suppressed Subgun Firepower—Turn the A5This air option comes with a remote adapter and buttstock. You will need a remote line to attach your marker to an air tank. Compatible with all markers such as 468, T15, TMC, Milsig, Maxtact, RAP4, Tacamo, Valken M17, CQMF, Milsig M17, M5, MCS100, T16, Wolverine WRAITH X, Redline, PolarStar, Kythera, and Universal Gas Stock (UGS) systems. It can also be used with compatible paintball guns, airsoft guns, and other air powered guns that use an HPA tank