• The operation of the pistol, recoil operated weapon with locked breech and tilting barrel.
• Grip and magazine made of glass fibre reinforced polymer with metal inserts
• Extended barrel with silencer thread
• Barrel with O-ring for optimum centring inside slide for optimised accuracy*
• Magazine capacity 12 cartridges (.45 Auto),15 cartridges (9 mm x 19), 15 catridges for the .40 S&W
• Integrated support rail for aiming units
• Match trigger with adjustable trigger stop*
• Adjustable precision sight

* The USP 9SD is not available with O-ring or Match trigger with adjustable trigger stop.