The Winchester PDX1 Defender Rifle Ammunition 5.56x45 NATO 64 Grain PHP is engineered specifically for modern sporting rifles, delivering a balanced blend of expansion, retained weight, and penetration for confident personal protection. This premium load is built to perform consistently, with a 64 grain projectile designed to transfer energy efficiently while maintaining structural integrity.

Optimized for defensive use, this 5.56mm round offers reliable feeding and predictable terminal performance, making it well suited for home protection and dedicated training with your AR-platform rifle. The controlled expansion profile helps the bullet perform effectively at typical defensive distances, while the overall design reflects Winchester Ammunition’s long-standing reputation for dependable performance and thoughtful engineering.

• Manufacturer: Winchester
• Model: PDX1 Defender Rifle Ammunition
• Caliber: 5.56x45 NATO
• Bullet Weight: 64 Grain
• Bullet Type: PHP (Personal Protection Hollow Point)
• Velocity: 2800 fps (approximate)
• Intended Use: Personal protection and training with modern sporting rifles