McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    Number of Mounting Holes
    Number of Mounting Holes
    Mounting Hole Style
    Mounting Hole Style
    Straight
    Countersunk
    Capacity
    Capacity
    1/2 lbs.
    12 oz.
    14 oz.
    1 lbs.
    1 1/2 lbs.
    2 lbs.
    3 lbs.
    4 lbs.
    5 lbs.
    6 1/2 lbs.
    7 lbs.
    8 lbs.
    9 lbs.
    10 lbs.
    11 lbs.
    13 lbs.
    15 lbs.
    16 1/2 lbs.
    20 lbs.
    25 lbs.
    29 lbs.
    30 lbs.
    35 lbs.
    40 lbs.
    45 lbs.
    50 lbs.
    55 lbs.
    60 lbs.
    70 lbs.
    75 lbs.
    80 lbs.
    85 lbs.
    90 lbs.
    95 lbs.
    100 lbs.
    105 lbs.
    110 lbs.
    115 lbs.
    120 lbs.
    125 lbs.
    130 lbs.
    135 lbs.
    140 lbs.
    150 lbs.
    160 lbs.
    170 lbs.
    175 lbs.
    180 lbs.
    190 lbs.
    200 lbs.
    210 lbs.
    215 lbs.
    220 lbs.
    225 lbs.
    230 lbs.
    240 lbs.
    245 lbs.
    250 lbs.
    260 lbs.
    265 lbs.
    270 lbs.
    275 lbs.
    280 lbs.
    285 lbs.
    290 lbs.
    300 lbs.
    310 lbs.
    320 lbs.
    325 lbs.
    330 lbs.
    350 lbs.
    360 lbs.
    370 lbs.
    375 lbs.
    380 lbs.
    390 lbs.
    400 lbs.
    410 lbs.
    420 lbs.
    425 lbs.
    430 lbs.
    440 lbs.
    470 lbs.
    475 lbs.
    480 lbs.
    490 lbs.
    500 lbs.
    520 lbs.
    525 lbs.
    530 lbs.
    540 lbs.
    550 lbs.
    555 lbs.
    570 lbs.
    575 lbs.
    595 lbs.
    600 lbs.
    610 lbs.
    620 lbs.
    625 lbs.
    650 lbs.
    660 lbs.
    670 lbs.
    675 lbs.
    680 lbs.
    690 lbs.
    700 lbs.
    725 lbs.
    730 lbs.
    750 lbs.
    780 lbs.
    785 lbs.
    800 lbs.
    810 lbs.
    820 lbs.
    825 lbs.
    830 lbs.
    840 lbs.
    850 lbs.
    875 lbs.
    895 lbs.
    900 lbs.
    925 lbs.
    950 lbs.
    960 lbs.
    970 lbs.
    1,000 lbs.
    1,050 lbs.
    1,070 lbs.
    1,075 lbs.
    1,085 lbs.
    1,100 lbs.
    1,125 lbs.
    1,130 lbs.
    1,150 lbs.
    1,160 lbs.
    1,200 lbs.
    1,225 lbs.
    1,250 lbs.
    1,320 lbs.
    1,330 lbs.
    1,350 lbs.
    1,400 lbs.
    1,425 lbs.
    1,430 lbs.
    1,465 lbs.
    1,500 lbs.
    1,540 lbs.
    1,550 lbs.
    1,570 lbs.
    1,600 lbs.
    1,650 lbs.
    1,660 lbs.
    1,670 lbs.
    1,730 lbs.
    1,800 lbs.
    1,830 lbs.
    1,875 lbs.
    1,925 lbs.
    1,940 lbs.
    2,000 lbs.
    2,100 lbs.
    2,200 lbs.
    2,250 lbs.
    2,400 lbs.
    2,500 lbs.
    2,700 lbs.
    3,000 lbs.
    3,125 lbs.
    3,130 lbs.
    3,225 lbs.
    3,300 lbs.
    3,500 lbs.
    3,550 lbs.
    3,600 lbs.
    3,670 lbs.
    3,800 lbs.
    3,850 lbs.
    3,900 lbs.
    3,970 lbs.
    4,000 lbs.
    4,050 lbs.
    4,080 lbs.
    4,200 lbs.
    4,300 lbs.
    4,475 lbs.
    4,500 lbs.
    4,600 lbs.
    4,750 lbs.
    4,800 lbs.
    4,825 lbs.
    5,000 lbs.
    5,250 lbs.
    5,400 lbs.
    5,600 lbs.
    5,620 lbs.
    6,000 lbs.
    6,130 lbs.
    6,500 lbs.
    6,700 lbs.
    6,725 lbs.
    6,940 lbs.
    7,100 lbs.
    7,500 lbs.
    8,000 lbs.
    8,500 lbs.
    8,800 lbs.
    8,850 lbs.
    8,950 lbs.
    9,120 lbs.
    9,500 lbs.
    10,000 lbs.
    11,200 lbs.
    11,680 lbs.
    12,000 lbs.
    13,425 lbs.
    13,500 lbs.
    15,500 lbs.
    15,585 lbs.
    18,100 lbs.
    19,800 lbs.
    20,000 lbs.
    30,000 lbs.
    34,200 lbs.
    1 3/5 gal.
    2 1/2 gal.
    Not Rated
    Rail Profile
    Rail Profile
    Single
    Double
    Quad
    Triple
    C
    Double C
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    Length
    Length
    3/8"
    27/64"
    1/2"
    9/16"
    5/8"
    43/64"
    11/16"
    0.69"
    23/32"
    3/4"
    0.78"
    51/64"
    13/16"
    0.87"
    7/8"
    0.9"
    15/16"
    1"
    1 1/16"
    1 1/8"
    1.16"
    1 3/16"
    1 7/32"
    1 1/4"
    1 5/16"
    1.33"
    1 3/8"
    1 27/64"
    1 7/16"
    1.45"
    1 15/32"
    1 1/2"
    1 9/16"
    1 37/64"
    1 39/64"
    1 5/8"
    1 11/16"
    1.7"
    1 45/64"
    1.72"
    1.73"
    1 3/4"
    1 49/64"
    1 13/16"
    1 27/32"
    1 7/8"
    1 15/16"
    2"
    2 1/16"
    2 1/8"
    2 3/16"
    2 1/4"
    2 5/16"
    2 3/8"
    2 7/16"
    2 1/2"
    2.53"
    2.54"
    2 9/16"
    2 5/8"
    2 11/16"
    2 3/4"
    2 13/16"
    2 7/8"
    2 15/16"
    2 31/32"
    3"
    3 1/16"
    3 1/8"
    3 5/32"
    3 3/16"
    3 1/4"
    3 5/16"
    3.34"
    3.36"
    3 3/8"
    3 25/64"
    3 7/16"
    3 1/2"
    3.55"
    3 9/16"
    3 5/8"
    3.63"
    3 11/16"
    3 3/4"
    3 13/16"
    3 7/8"
    3 15/16"
    4"
    4 1/64"
    4 1/16"
    4.08"
    4 3/32"
    4 1/8"
    4.16"
    4 3/16"
    4 1/4"
    4 5/16"
    4 3/8"
    4 7/16"
    4.47"
    4 1/2"
    4 9/16"
    4 19/32"
    4 5/8"
    4 11/16"
    4 3/4"
    4.81"
    4 13/16"
    4 7/8"
    4 15/16"
    4.94"
    5"
    5 1/16"
    5 1/8"
    5 3/16"
    5 1/4"
    5 5/16"
    5 3/8"
    5.41"
    5 7/16"
    5 1/2"
    5 9/16"
    5.6"
    5 5/8"
    5 11/16"
    5.74"
    5 3/4"
    5.81"
    5 13/16"
    5 7/8"
    5.88"
    5 15/16"
    5.94"
    6"
    6 1/16"
    6 1/8"
    6 3/16"
    6 1/4"
    6 5/16"
    6 3/8"
    6.41"
    6 7/16"
    6 1/2"
    6 9/16"
    6 5/8"
    6 11/16"
    6.72"
    6.74"
    6 3/4"
    6 13/16"
    6 7/8"
    6.88"
    6 15/16"
    6.94"
    7"
    7 1/16"
    7 1/8"
    7.16"
    7 3/16"
    7 1/4"
    7 5/16"
    7 3/8"
    7.41"
    7 1/2"
    7 9/16"
    7 5/8"
    7 11/16"
    7 3/4"
    7.81"
    7 13/16"
    7 7/8"
    7.98"
    8"
    8 1/16"
    8 1/8"
    8 1/4"
    8 3/8"
    8.41"
    8 7/16"
    8 1/2"
    8.6"
    8 5/8"
    8 11/16"
    8.72"
    8.73"
    8.74"
    8 3/4"
    8 13/16"
    8 7/8"
    8.88"
    8 15/16"
    8.98"
    9"
    9" to 15"
    9 1/8"
    9 3/16"
    9 1/4"
    9.31"
    9 3/8"
    9.41"
    9 1/2"
    9 5/8"
    9 11/16"
    9 3/4"
    9 13/16"
    9 7/8"
    9.88"
    9.94"
    9.98"
    10"
    10 1/8"
    10.16"
    10 1/4"
    10 5/16"
    10 3/8"
    10.41"
    10.44"
    10 1/2"
    10.56"
    10.62"
    10 5/8"
    10 3/4"
    10 13/16"
    10 7/8"
    10.88"
    10.98"
    11"
    11 1/8"
    11 3/16"
    11 1/4"
    11 3/8"
    11.41"
    11.44"
    11 1/2"
    11.6"
    11 5/8"
    11.72"
    11.73"
    11.74"
    11 3/4"
    11.81"
    11 13/16"
    11.88"
    11.94"
    11.98"
    1 ft.
    12 1/4"
    12.41"
    12.44"
    12 1/2"
    12.62"
    12 5/8"
    12 3/4"
    12 13/16"
    12.82"
    12 7/8"
    12.88"
    12.98"
    13"
    13.16"
    13 1/4"
    13 3/8"
    13.41"
    13 7/16"
    13.44"
    13 1/2"
    13 5/8"
    13 11/16"
    13 3/4"
    13 13/16"
    13.82"
    13.88"
    13.98"
    14"
    14 1/16"
    14 1/8"
    14 1/4"
    14.32"
    14 3/8"
    14.41"
    14.44"
    14 1/2"
    14.6"
    14.62"
    14 5/8"
    14.72"
    14.73"
    14 3/4"
    14.82"
    14.88"
    14.98"
    15"
    15 1/8"
    15.18"
    15 1/4"
    15.41"
    15.44"
    15 1/2"
    15 5/8"
    15 11/16"
    15 3/4"
    15.82"
    15.88"
    15.98"
    16"
    16 1/16"
    16 1/8"
    16.18"
    16 1/4"
    16.32"
    16.41"
    16.44"
    16 1/2"
    16.62"
    16 3/4"
    16.82"
    16 7/8"
    16.88"
    16.98"
    17"
    17.18"
    17 1/4"
    17.41"
    17.44"
    17 1/2"
    17 5/8"
    17 11/16"
    17.72"
    17.73"
    17 3/4"
    17 13/16"
    17.82"
    17.88"
    17.92"
    17.98"
    18"
    18 1/8"
    18.18"
    18 1/4"
    18.32"
    18.41"
    18.44"
    18 1/2"
    18 1/2" to 46 3/4"
    18.62"
    18 5/8"
    18 3/4"
    18.82"
    18 7/8"
    18.88"
    18.92"
    18.98"
    19"
    19.18"
    19 1/4"
    19.41"
    19.44"
    19 11/16"
    19 3/4"
    19.82"
    19.88"
    19.92"
    19.98"
    20"
    20.18"
    20 1/4"
    20.32"
    20.41"
    20.44"
    20 1/2"
    20 5/8"
    20.73"
    20 3/4"
    20.82"
    20.88"
    20.92"
    20.98"
    21"
    21.18"
    21 1/4"
    21.41"
    21.44"
    21 1/2"
    21 5/8"
    21 11/16"
    21 3/4"
    21.82"
    21.88"
    21.92"
    21.98"
    22"
    22" to 28"
    22.18"
    22 1/4"
    22 3/8"
    22.41"
    22 7/16"
    22.44"
    22 3/4"
    22.82"
    22.88"
    22.92"
    22.98"
    23"
    23.18"
    23 1/4"
    23.41"
    23.44"
    23 5/8"
    23.82"
    23.88"
    23.92"
    23.98"
    2 ft.
    24.18"
    24.41"
    24.44"
    24 1/2"
    24.82"
    24.88"
    24.92"
    24.98"
    25"
    25.18"
    25 3/16"
    25.41"
    25.44"
    25 1/2"
    25.82"
    25.88"
    25.92"
    25.98"
    26"
    26.18"
    26.41"
    26.44"
    26.73"
    26.82"
    26.88"
    26.92"
    26.98"
    27"
    27.18"
    27.41"
    27.44"
    2'3 1/2"
    27.82"
    27.88"
    27.92"
    27.98"
    28"
    28.18"
    28.41"
    28.44"
    28 1/2"
    28 3/4"
    28.82"
    28.88"
    28.92"
    28.98"
    29"
    29.18"
    29.41"
    29.44"
    29 1/2"
    29.82"
    29.88"
    29.92"
    29.98"
    30"
    30.18"
    30.41"
    30.44"
    30 1/2"
    30 5/8"
    30.82"
    30.88"
    30.92"
    30.98"
    2'7"
    31.18"
    31.41"
    31.44"
    31.82"
    31.88"
    31.92"
    31.98"
    32.18"
    32 1/4"
    32.41"
    32.44"
    32.82"
    32.88"
    32.92"
    32.98"
    33"
    33.18"
    33.41"
    33.44"
    33.82"
    33.88"
    33.92"
    33.98"
    34.18"
    34.41"
    34.44"
    34 1/2"
    34.82"
    34.88"
    34.92"
    34.98"
    35.18"
    35.41"
    35.44"
    35.82"
    35.88"
    35.92"
    35.98"
    3 ft.
    36.18"
    36.41"
    36.44"
    36 1/2"
    36.82"
    36.88"
    36.92"
    36.98"
    37"
    37.18"
    37.41"
    37.44"
    37.82"
    37.88"
    37.92"
    37.98"
    3'2"
    38"
    38.18"
    38.41"
    38.44"
    38.82"
    38.88"
    38.92"
    38.98"
    3'3"
    39"
    39.18"
    39 3/8"
    39.41"
    39.44"
    39.82"
    39.88"
    39.92"
    39.98"
    40.18"
    40.41"
    40.44"
    40.82"
    40.88"
    40.92"
    40.98"
    41.18"
    41.44"
    41.82"
    41.88"
    41.92"
    41.98"
    42"
    42.18"
    42.44"
    42.82"
    42.88"
    42.92"
    43.18"
    43.44"
    43.82"
    43.88"
    43.92"
    44"
    44.18"
    44.44"
    44.82"
    44.88"
    44.92"
    45"
    45.18"
    45.44"
    45.82"
    45.88"
    45.92"
    46"
    46.18"
    46.44"
    46.82"
    46.88"
    46.92"
    47"
    47.18"
    47.44"
    47.82"
    47.88"
    47.92"
    4 ft.
    48.18"
    48.44"
    48.82"
    48.88"
    48.92"
    49.18"
    49.44"
    49.82"
    49.88"
    49.92"
    50"
    50.18"
    50.44"
    50.82"
    50.88"
    50.92"
    51.18"
    51.44"
    51.82"
    51.88"
    51.92"
    52.18"
    52.44"
    52.82"
    52.88"
    52.92"
    53.18"
    53.44"
    53.82"
    53.88"
    53.92"
    4 1/2 ft.
    54.18"
    54.44"
    54.82"
    54.88"
    54.92"
    55.18"
    55.44"
    55.82"
    55.88"
    55.92"
    56.18"
    56.44"
    56.82"
    56.92"
    4'9"
    57.18"
    57.44"
    57 5/8"
    57.82"
    57.92"
    58.18"
    58.82"
    58.92"
    59.18"
    59.82"
    59.92"
    5 ft.
    60.18"
    60.92"
    61.18"
    61.92"
    62.18"
    62.92"
    63.92"
    64.92"
    66"
    67.88"
    69.44"
    71.82"
    6 ft.
    74"
    74.18"
    6'3"
    76.92"
    78"
    78 3/4"
    6'7"
    79.88"
    6'8"
    81.44"
    83.82"
    7 ft.
    85" to 95"
    86.18"
    88.92"
    92" to 102"
    8 ft.
    8 1/2 ft.
    9 3/4ft.
    9'10"
    10 ft.
    10 1/2ft.
    11ft.
    144"
    13'6 1/2"
    15 ft.
    16 ft.
    20 ft.
    25 ft.
    30 ft.
    50 ft.
    100 ft.
    200 ft.
    500 ft.
    6.4 mm
    9.5 mm
    12.7mm
    27 mm
    30mm
    43 mm
    43.2mm
    57.9mm
    66 mm
    71 mm
    82.6mm
    88.9mm
    92.3mm
    95.3mm
    102 mm
    133.4mm
    145.7mm
    149.4mm
    171.5mm
    184.2mm
    187.9 mm
    188.4 mm
    200 mm
    260.4mm
    276 mm
    277 mm
    280 mm
    285.8mm
    336.6 mm
    340.2 mm
    376 mm
    377 mm
    380 mm
    476 mm
    477 mm
    480 mm
    489 mm
    492.6 mm
    576 mm
    577 mm
    580 mm
    676 mm
    677 mm
    680 mm
    776 mm
    777 mm
    780 mm
    1m
    1,245mm
    1,550mm
    1,855mm
    2m
    2,160mm
    2,337mm
    Additional Lengths
    1'2"
    2'4"
    7'3 1/2"
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Number of Mounting Slots
    Number of Mounting Slots
    1
    2
    3
    4
    Mounting Fastener Thread Size
    Mounting Fastener
    Thread Size
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