Colt AR-15 A4 Lock Washer Silver Stainless Steel Compatible with Colt M16

The Colt AR-15 A4 lock washer in silver stainless steel offers a precise, durable solution for rifle receivers parts, delivering dependable lock integrity for Colt and M16 platforms. Crafted from high-grade stainless steel, this AR-15 model lock washer provides reliable resistance to wear and corrosion while maintaining a clean, unobtrusive profile on the receiver interface. The silver finish complements a wide range of Colt builds, blending seamlessly with existing hardware and ensuring consistent torque retention during assembly and field use. Designed to meet the demands of serious shooters and builders, this lock washer supports secure mating between critical receiver components, contributing to consistent zero retention and repeatable performance under dynamic firing conditions. Its stainless construction and Colt make ensure compatibility across standard AR-15 configurations, reinforcing confidence across maintenance cycles and upgrades. Ideal for rifle enthusiasts and armorer-grade projects alike, this lock washer is a practical choice for those seeking durable, long-lasting hardware that complements Colt-origin parts while preserving the integrity of the AR-15 platform.