XS Sight Systems Shotrail Ghost Ring & Banded Standard Dot Tritium for Mossberg 500 590 Std Bbl MB-4001R-4. Rail is constructed from anodized aluminum and is compatible with weaver and Picatinny rings. Ghost ring rear is adjustable for windage and...
XS Sight Systems Shotrail Ghost Ring & Banded Standard Dot Tritium for Mossberg 500 590 Std Bbl MB-4001R-4. Rail is constructed from anodized aluminum and is compatible with weaver and Picatinny rings. Ghost ring rear is adjustable for windage and...