HK VP9 FULL-SIZE H&K Brown Cerakote slide   Flat Dark Earth full-size grip frame with Extended MIL-STD-1913 Picatinny rail  Tritium Night Sights Two 15-round mags included Supplied with two additional backstraps & two sets of lateral grip plates   Barrel Length: 4.09"   Width: 1.32"   OAL: 7.34"   Wt.: 25.56 oz.   VP SERIES STANDARD FEATURES Striker-fired system with enhanced HK precision trigger   HK captive flat recoil spring helps reduce recoil   Reinforced Polyamide grip frame with molded-in Picatinny rail   Ergonomic custom-fit grip design with molded finger grooves, plus interchangeable backstraps & side panels  Ambidextrous controls   Cold hammer forged cannon-grade steel barrel with polygonal bore   Machined steel slide with HK Hostile Environment finish   All metal components, including springs & pins have superior metallurgy   HK Charging Supports   Enlarged heavy-duty extractor also functions as a loaded chamber indicator   Red cocking indicator   Low-profile slide release lever   Firing pin block   Trigger latch safety   Limited lifetime warranty  Â