LBE Unlimited Trigger Guard Roll Pins for AR-15 Black 20 Pack are precision-made firearm parts crafted from durable 4140 steel ensuring reliable and long-lasting performance. Designed specifically for AR-15 trigger guards this pack of 20 pins offers consistent fit and strength perfect for firearm builders and enthusiasts. High-quality construction ensures these pins withstand tough conditions making them a dependable choice for your AR-15 assembly or upgrades.