Phase 5 Weapon Systems Inc. is excited to announce our latest product offering.. the Phase 5 Dual Latch Charging Handle for the AR-15. This new addition is everything that our customers could want in a robust, ambidextrous charging handle. These 7075 aluminum handles feature oversized contact points, “pull-style” latches on both sides, increased sidewall thickness and upgraded Stainless Steel Coil Spring Pins.