Colt AR-15/M4 Bolt Catch Spring

The Colt AR15A4 BOLT CATCH SPRING is a precision replacement part designed to restore reliable bolt catch function for Colt-compatible AR-15/M4 platforms, delivering smooth, consistent operation under field or range conditions. Crafted to exacting Colt standards, this bolt catch spring works in concert with the bolt catch assembly to maintain proper tension, ensuring positive engagement and quick, controlled lockback when cycling the action. Ideal for routine maintenance, range tinkering, or rebuilding a trusted rifle, this spring helps maintain accurate cycling performance, reduces the risk of misfeeds, and supports dependable handling during rapid reloads or precision shots. The Colt fitment guarantees compatibility with AR-15/M4 configurations, enabling seamless integration with existing components and minimizing the need for additional modifications. By investing in this genuine Colt part, shooters can sustain reliability during high-volume sessions and extend the service life of their bolt catch system, keeping the rifle ready for hunting trips, training drills, or casual plinking. Trust in Colt quality to uphold the dependable cycling and control that serious shooters rely on.