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Mechanicals

Mechanicals – Mechanical Prusiks, Descenders & Rope Grabs

Mechanicals are advanced rope-handling devices used by professional arborists and climbers for controlled ascent, descent, and work positioning. This collection includes mechanical prusiks, rope grabs, and arborist descenders engineered for smooth performance on both SRT (Single Rope Technique) and MRS (Moving Rope System).

Unlike traditional friction hitches, mechanical climbing devices provide consistent friction, precise adjustment, reduced rope wear, and faster movement in the canopy. They are ideal for modern arborist climbing systems where efficiency, repeatability, and safety are critical.

Our Mechanicals category features industry-leading equipment from Petzl, Rock Exotica, ART, and Notch—trusted manufacturers known for professional-grade design, durability, and certified safety standards.

Designed For:

  • Arborist climbing and canopy work

  • Rope access and work positioning

  • Smooth ascent and controlled descent

  • SRT and MRS climbing systems

Mechanical prusiks and descenders are widely used by climbers who want predictable performance, cleaner rope management, and less variability than traditional knots/hitches. Whether you’re advancing on single rope or repositioning in the canopy, these devices deliver reliable control where it matters most.

Explore our selection of arborist mechanicals and build a climbing system optimized for speed, safety, and precision.

  • Petzl Zig Zag Plus
    $409.95

    Petzl Zig Zag Plus

    Petzl

    The ZigZag Plus mechanical prusik allows the user to move around efficiently in a tree using classic Prusik pulley system technique. The friction ...

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    $409.95
  • PETZL CHICANE BRAKING DEVICE
    $174.95

    PETZL CHICANE BRAKING DEVICE

    Petzl

    The Chicane auxiliary device allows the ZigZag and ZigZag Plus mechanical prusiks to be used on single ropes. It provides continuous additional fr...

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    $174.95
  • PETZL ZIG ZAG MECHANICAL PRUSIK
    $349.95

    PETZL ZIG ZAG MECHANICAL PRUSIK

    Petzl

    ith the axis of the worker and optimize grip. The ZIG ZAG Mechanical Prusik allows the user to move around efficiently in a tree using classic Pru...

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    $349.95
  • PETZL GRIGRI DESCENDER
    $109.95

    PETZL GRIGRI DESCENDER

    Petzl

    The Petzl GRIGRI is used for descending on a single line and has long been used as a belay device. With a self locking cam, the GRIGRI makes for ea...

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    $109.95
  • PETZL RIG DESCENDER
    $324.95

    PETZL RIG DESCENDER

    Petzl

    The Petzl Rig is a self braking descender that is very easy to use. Used by rope access professionals, it has made its way into the arboricultural ...

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    $324.95
  • Petzl Rescucender
    $129.95

    Petzl Rescucender

    Petzl

    Simple to use and ergonomic, the RESCUCENDER is an openable cam-loaded rope clamp designed for use in haul systems as a tractor or progress cap...

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    $129.95
  • PETZL I'D DESCENDER
    $384.95

    PETZL I'D DESCENDER

    Petzl

    Self-braking descender for rescue, with anti-panic function and no gate, that allows descent control, easier movement on inclined or horizontal ter...

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    $384.95
  • PETZL RIG DESCENDER, BLACK
    $344.95

    PETZL RIG DESCENDER, BLACK

    Petzl

    The Petzl Rig is a self braking descender that is very easy to use. Used by rope access professionals, it has made its way into the arboricultural ...

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    $344.95