S&W M&P 40 VTAC Viking Tactics. With 3 interchangeable back straps, VTAC Warrior Front and Rear sights, and an ambidextrous slide stop the M&P 40 VTAC is a versatile pistol for any shooter. A 15 round detachable magazines gives you plenty of ammunition for range shooting with this S&W M&P VTAC. Boasting a 4.25″ barrel, you can carry this M&P VTAC if needed. Additional features of S&W M&P VTAC line include a Flat Dark Earth polymer frame with stainless steel slide, picatinny-style rail, and no thumb safety.