Enhance your AR-15 with the Tiger Rock Inc. BC-N-WHI+BC-3 223/5.56 Rifle Enhanced Bolt Catch Upgrade, crafted for ultimate reliability and performance. This upgrade is made from premium steel, ensuring durability and efficient locking of the bolt carrier group when the last round is fired. The Cerakote Bright White finish not only adds a sleek appearance but also enhances its resilience. CERAKOTE BRIGHT WHITE PRECISION MACHINED FROM GUN QUALITY STEEL WIDE SURFACE AREA BOLT CATCH LATCH FOR ENHANCED OPERATION SLEEK DESIGN FOR USE WITH MIL-SPEC LOWER This essential upgrade includes a stainless steel spring, black steel plunger, and a steel roll pin, making it perfect for your AR-15 setup.