The long await upgrade spring for Worker Harrier is here. This is a 1.6 spring for worker harrier, come in 2 different length.FPS Reading for each spring and barrel 1.6 (250mm) Spring: (Worker Gen3 Darts)310mm barrel : 240++FPS370mm barrel : 250++FPS450mm barrel: 255 - 260++FPS550mm barrel : 26..
Worker Harrier extended barrel is here. It come in 2 length, 450mm and 550mm.The 550mm barrel when pairing barrel shroud you are able to put on the SCAR it. Only come in titanium colour...