The KNS Precision BOLT CATCH RETAINING PIN is a precision AR-15 bolt part crafted from steel with a durable black nitride finish, engineered to deliver reliable fit and field performance for demanding rifle builds. This retaining pin weighs a mere 0.01 pounds and measures 3 x 2 x .5 inches, providing a compact, ready-to-install solution that maintains clean, unobtrusive lines on your bolt catch system. Designed to fit AR-15 platforms, this pin offers compatibility and straightforward installation for builders seeking a robust, corrosion-resistant component that supports smooth bolt operation and secure bolt catch retention. The steel construction delivers lasting strength under rigorous use, while the black finish reduces glare and blends seamlessly with typical AR-15 aesthetics. Ideal for precision enthusiasts, range shooters, and professionals who value dependable parts that contribute to consistent cycling and reduced maintenance. By integrating the KNS Precision bolt catch retaining pin, shooters can expect improved retention reliability and a straightforward upgrade path that preserves the rifles performance and accessory compatibility without sacrificing Ti or finish integrity.