Shadow Systems SS-6039-CA U526 *CA Compliant 5.56 NATO 10+1 16″ Picatinny Rail Receiver, Black Polymer Stock & Grip

The U526 is a purpose-built duty rifle engineered for shooters who value smooth recoil, consistency and long-term reliability. Its intermediate gas system and hybrid-profile, chrome-lined barrel work together to deliver a refined shooting impulse across a wide range of ammunition. Featuring a hybrid-profile, chrome-lined barrel; rigid handguard interface for stability under load. Proprietary components throughout the rifle, including the furniture, rail, trigger and controls, ensure cohesive, predictable performance from the first shot to the last.