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US Optics

  • USO MST-100 USO MST-100 USO MST-100 USO MST-100

    USO MST-100

    Description: Originally developed in the 1970s by John Unertl for the USMC, the MST-100 was purpose-built for the M40A1 .308 rifle and later adapted for the .50BMG. Designed for uncompromising...

    $365.00 - $3,650.00