JKB M20

Double-notch toothed t-bolt

JKB M20 have European Technical Assessment ETA-09/0338. They are intended for use with W 50/30, W 50+ and W 53/34 hot-rolled profile anchor channels and mounting channels. They are made of hot-dip galvanised steel, have double serrations at the head of the bolt and two notches at the end of their shaft. The bolts are available in different lengths. The JKB M20 are supplied with the nuts.

Fire protection
European Technical Assessment: ETA-09/0338
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Variants

Steel, hot-dip galvanised

Article

L

length

Strength class

MG

thread size (metric)

G

Weight per storage unit

  • JKB2045 8.8 FV
    JORDAHL double-notch toothed bolt M20x45
    length
    45 mm
    Strength class
    8.8
    thread size (metric)
    M20
    Weight per storage unit
    0.273 kg
    More information
  • JKB2060 8.8 FV
    JORDAHL double-notch toothed bolt M20x60
    length
    60 mm
    Strength class
    8.8
    thread size (metric)
    M20
    Weight per storage unit
    0.304 kg
    More information
  • JKB2070 8.8 FV
    JORDAHL double-notch toothed bolt M20x70
    length
    70 mm
    Strength class
    thread size (metric)
    M20
    Weight per storage unit
    0.326 kg
    More information
  • JKB2080 8.8 FV
    JORDAHL double-notch toothed bolt M20x80
    length
    80 mm
    Strength class
    8.8
    thread size (metric)
    M20
    Weight per storage unit
    0.346 kg
    More information

Details

  • Fire protection
  • European Technical Assessment: ETA-09/0338
  • Approved throughout Europe by ETA-09/0338

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Downloads

    Price list 2025 Shell construction / facade

    Valid from February 1, 2025, updated version from 27/09/2025.

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    Technical information Channels and Accessories

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