LMT AR-15 Extractor Spring Insert

The Lewis Machine and Tool AR-15 extractor spring insert is designed for 5.56 bolt carrier groups. The AR-15 extractor is a common fail point on AR style rifles and this replacement extractor spring insert will ensure your spring and extractor don’t loosen over time. This LMT extractor spring insert is easy to install or set aside as a backup in case your original fails.