Product Description Winchester Super-X WinClean handgun ammunition is designed to deliver the time-proven reliability of Super-X performance while helping reduce airborne lead exposure at the firing line. This .40 Smith & Wesson load features a 165-grain WinClean brass enclosed base bullet design paired with a lead and heavy metal free primer to support cleaner shooting sessions especially at indoor ranges. Packed in 50-round boxes (10 boxes per case), its a dependable choice for range use and general recreational shooting. Product Highlights .40 Smith & Wesson handgun ammunition with a 165 grain WinClean brass enclosed base bullet design Lead and heavy metal free primer helps reduce airborne lead exposure at the shooters station Reliable Super-X performance ideal for target practice and recreational shooting New production, non-corrosive, Boxer-primed, reloadable brass cases 50 rounds per box (case pack: 10 boxes / 500 rounds) Specs Brand: Winchester Ammo Manufacturer Part Number: WC401 UPC: 020892211643 Caliber: .40 Smith & Wesson (.40 S&W) Bullet Weight: 165 grain Bullet Design: WinClean brass enclosed base Case Material: Brass Primer: Lead and heavy metal free primer Muzzle Velocity: 1130 fps Muzzle Energy: 468 ft-lbs Rounds Per Box: 50 Case Quantity: 500 (10 boxes of 50) Country of Origin: United States Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.