The BCM Extractor Spring is a heavy coil design made for the increased extractor tension required on many AR15, M4, M16 short barreled rifles. This product also improves the reliability on a standard 16” and 14.5” carbines.
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Troy Ind STRXAL111BT01 Alpha Rail Aluminum Black Anodized 11″ for AR-15, M16
$144.00
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