Arex Delta M 9mm Striker Fired 4 Barrel interchangeable Back straps Black Frame Black Nitride Slide Mags 1x 15+1 & x 17+1 – TECHNICAL SPECIFICATION – Length 183 mm // 7.2 – Height 128 mm // 5.0 – Width 30 mm // 1.18 – Barrel length Weight w/o mag 506 g // 17.8 oz – Weight w mag 579 g // 20.4 oz