The Dart Zone: Standard Rapidstrike, an illustrated guide.
Parts arrived today, finally can use the Accutrooper Stock on the orange Barricade that matches. Not sure it a "Mod" but "Kitbashed" the Rapidstrike in way I not seen pic as by
Amazon.com: Nerf N-Strike Elite Rapidstrike CS-18 Blaster (Colors may vary) : Toys & Games