Tactical Springs LLC Carbine Extension Tube Reliability Kit

The Extra Extra Power buffer spring is characterized by its robust Orange color and is designed for high-caliber firearms. It is more resilient than the Red version, making it ideal for firearms enthusiasts and professionals seeking optimal weapon performance. Originally crafted for .308, 6.5 Creedmoor and .260 Remington calibers, it excels in heavy bolt carrier group (BCG) carbine DPMS pattern applications. Specifically tailored for standard 7 inches depth M4 extension tubes and short 2.5 inche