Independent arborist gear picks · Typical prices shown, checked at the retailer

Representative photo for Rock Exotica TriRig Blocks & Hardware

Representative photo. Check the retailer listing for the exact model, color and size.
Photo: Tree Pruning in RVA (Carytown, Virginia) by Gamma Man, CC BY 2.0

Rock Exotica

Rock Exotica TriRig

A compact rigging plate for organizing anchors and connectors in rope systems.

$75 Typical price. Retail prices change, so check today's price before you buy.
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  • Multiple connection points in one plate
  • Keeps carabiners organized and loaded correctly
  • Useful for anchors and haul systems
  • Compact and light
  • Made by Rock Exotica

RiggingPro grade

The Rock Exotica TriRig is a compact rigging plate that gives a rope system several connection points in one piece of hardware. Tree crews use a plate like this to organize an anchor, keep carabiners from cross-loading, and build tidy haul or lowering systems.

What a rigging plate does

When several pieces meet at one anchor, carabiners stacked on carabiners can twist, cross-load, and turn a simple setup into a tangle. A rigging plate gives each piece its own hole: the anchor sling on one side, the pulley or lowering device on another, a backup or tag line on a third.

On tree jobs that might mean a ground anchor for a 3:1, a rescue or haul setup, or a neat way to split a load between two slings. Browse more blocks and rigging hardware to build the rest of the system.

Use and inspection

Load the plate in line with the direction the maker shows, use correctly sized carabiners, and keep everything inside the marked rating. Spread angles between anchor legs increase the force on each leg, so keep them narrow.

Check for cracks, burrs, deformation, and worn edges in the holes before each use. Retire the plate if it has been dropped from height onto a hard surface or shock loaded. If it is part of a life-support system, life-support use must follow ANSI Z133, the manufacturer's instructions, and your training.

Store it with your other rigging hardware, away from chemicals, and keep it clean so you can see any damage at a glance.