(stock photo) Fluorosilicone Extractor O-ring High Temp (Blue)Can be used for enhanced extractor tension on AR15, M16, M4 and AR10 type rifles. These o-rings are mil-spec M25998 ( MIL-R-25988 ) high temp fluorosilicone material.
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High-temp Extractor O ring (Blue)
$1.20
(stock photo) Fluorosilicone Extractor O-ring High Temp (Blue)Can be used for enhanced extractor tension on AR15, M16, M4 and AR10 type rifles. These o-rings are mil-spec M25998 ( MIL-R-25988 ) high temp fluorosilicone material.