Similar to the STOP Descender but much easier to use for climbing/self belaying. Relies on a similar cam arrangement for braking. Submitted by Tom Rigg from Earth!!.

Nifty but somewhat controversial belaying device made by Petzl.

A belay device designed to be easy to use and safe for beginners because it is self-locking under load.

belay device designed to be easy to use and safe for beginners because it isself-locking under load. Invented and manufactured by Petzl.[ edit

a popular belay device used by climbers

The first belay device with an auto-locking mechanism to catch a climber's fall.

Trade name for a belaying device with an "automatic" braking system.

A Grigri (or Gri-gri, Gris-gris) is a hand-sized belay device designed to help secure rock-climbing or rope-acrobatic activities. Its main characteristic is self-locking behaviour under a shock load. Belayers using a Gri-Gri need full-attention on their climber and skillful operation to ensure safety.