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    System of Measurement
    System of Measurement
    Inch
    Metric
    For Inside Track Width
    For Inside Track Width
    1 3/8"
    1 3/4"
    2"
    2 1/4"
    2 5/8"
    2 13/16"
    Material
    Material
    Steel
    Stainless Steel
    Iron
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Roller Diameter
    Roller Diameter
    1 1/16"
    1 1/2"
    2"
    2 1/16"
    2 1/8"
    2 3/16"
    2 3/4"
    3"
    Mounting Hole Diameter
    Mounting Hole Diameter
    5/16"
    3/8"
    7/16"
    1/2"
    9/16"
    5/8"
    11/16"
    13/16"
    Roller Material
    Roller Material
    Steel
    Plastic
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    Mounting Location
    Mounting Location
    Wall
    Ceiling
    For Door Material
    For Door Material
    Metal
    Wood
    Color
    Color
    Tan
    Black
    Bearing Type
    Bearing Type
    Roller
    Ball
    Number of Rollers
    Number of Rollers
    1
    2
    4
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant