Tacticool22 has developed this high-quality replacement extractor plunger for the Smith & Wesson M&P 15-22 to have less friction than the factory extractor with completely new geometry and material. Though not required, this aftermarket extractor plunger work well in conjunction with Tacticool22s Tailhook Extractor and Extractor Spring, both sold separately. Mfg: Tacticool22