Stronger spring prevents 'extractor bounce' during rapid semi-auto or full-auto fire. Provides extra force against case rim to give AR-15 rifles and carbines reliable extraction from a dirty chamber; ensures fired case is completely extracted and ejected from gun. Recommended for use with black, carbine, extractor spring insert.

Product Code: 30091

For more information visit: https://www.brownells.com/gun-parts/rifle-parts/rifle-bolt-parts/ar-15m16-extra-power-extractor-spring/

[3]