The Winchester USA Pistol Ammo 40 S&W 165 gr FMJ from the Winchester USA Centerfire Handgun Ammunition line gives you a reliable, hard-hitting option for range sessions and practical marksmanship training, with a 165-grain full metal jacket projectile that delivers consistent ballistics and deep penetration where you need it; with a muzzle velocity of about 1060 fps and muzzle energy around 412 ft-lbs this load tracks and impacts predictably for target shooting, duty-style drills, and ammo testing for defensive platforms chambered in .40 S&W. Youll appreciate the brass casing for dependable extraction and the FMJ profile for clean feeding in semi-automatics, while the United States origin and ORM-D handling classification provide clear logistics information for transport and storage. If you run drills at the range, test groups for sighting in, or load up for high-volume practice, this Winchester USA series ammunition balances affordability with performance so you can feel the difference between a wobble and a clean fall at the target.