UPC: 708279000034Brand: ProMagType: MagazineCaliber: .40 S&WCapacity: 10 RoundsMPN: BER02 Pack of Two Beretta M96 Magazines – .40 S&W – 10 Round – Steel Constructed from heat-treated blued-steelFollower, lock-plate, and base-plate molded from a proprietary DuPont® Zytel™ based black polymerSpring wound from Chrome-silicon wire and heat-treated for strength and reliability