The Sprinco USA INNER EXTRACTOR SPRING-FOR XP 5-COIL EXTRACTOR SPRING is designed for AR .308 rifles to enhance bolt operation by delivering consistent extractor tension and reliable cycling. This 5-coil inner extractor spring replaces standard components to optimize grip on spent casings, reducing the chance of extraction failures and improving overall bolt efficiency in demanding shooting scenarios. Built specifically for rifle bolt parts, the XP 5-coil configuration helps maintain steady performance across a range of temperatures and pressures, making it a dependable choice for precision, varmint, or tactical applications where dependable extraction matters most. Sprinco USAs engineering ensures a snug fit within your bolt assembly, promoting smoother function without added bulk, while the compact design harmonizes with existing components to preserve proper headspace and timing. By integrating this inner extractor spring, shooters can achieve more consistent shot-to-shot cycling, especially under high-volume or high-stress conditions where reliable extraction is essential. This accessory aligns with shooters seeking to optimize their AR .308 platform, delivering improved bolt action consistency and repeatable performance in a compact, purpose-built upgrade.