sentences:  There are three main configurations, the Vector CRB, Vector SBR and Vector SDP.In addition to 9×19mm Parabellum and .45 ACP, they can also be chambered in .40 S&W (using Glock 22 magazines), 10mm Auto (using Glock 20 magazines), or .357 SIG (using Glock 31 magazines).A variant chambered for 9×21mm IMI that feeds from standard 9×19mm Glock 17 magazines is available for the Italian civilian market.