System of Measurement
    System of Measurement
    Inch
    Metric
    Rail Profile
    Rail Profile
    Double
    Quad
    Single
    Triple
    Mounting Fastener Thread Size
    Mounting Fastener
    Thread Size
    10-32
    No. 12
    1/4"-20
    5/16"-18
    M3
    M5
    M6
    M8
    Fastener Head Style
    Fastener Head Style
    Flanged ButtonButton
    Socket
    Mounting Fastener Installation Type
    Mounting Fastener
    Installation Type
    Drop In
    End Feed
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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    Mounting Fastener Thread Length
    Mounting Fastener
    Thread Length
    1/2"
    9/16"
    5/8"
    11/16"
    3/4"
    31/32"
    1"
    5 mm
    8mm
    12mm
    16mm
    20mm
    22mm
    25mm
    Neck Style
    Neck Style
    Machined
    Round