Radian Weapons R0153 Raptor-Lt Charging Handle AR-10, SR25 Stealth Gray Aluminum/Polymer The Raptor-Lt Handles Are machined From 7075 Aluminum, MILSPEC Type III Hard anodized, then Over-Molded With High-Strength, Fiberglass Reinforced Polymer For The Ultimate Combination Of Strength, Weight, And Durability. Model: Raptor-Lt Material: Aluminum/Polymer Finish: Stealth Gray Hand: Ambidextrous