The B&T SMG MP-9N is a compact and lightweight submachine gun designed by the Swiss company Brügger & Thomet (B&T). Chambered in 9x19mm Parabellum, it offers a high rate of fire (around 1,100 rounds per minute) and excellent portability. The MP-9N features a folding stock, ergonomic grip, and Picatinny rails for accessories. Its durable construction and multiple safety mechanisms make it ideal for military, law enforcement, and personal defense applications.