Lifesystems Hurricane Whistle bis_hidden Works on single and half

Works on single and half ropes

This is the one that changed the game

A loud whistle for attracting the attention of persons in the outdoors

the Petzl Djinn Axess quickdraw is especially designed for rock climbing

Lifesystems Hurricane Whistle bis_hidden Works on single and halfOne loud mountain whistle. Overview One of the loudest whistles available, the Lifesystems Hurricane performs in all weather conditions. It can be heard in all directions and further away than other whistles. Weight: 15 grams Features 122dB loudness Tri tone sound Floats on water Neck lanyard and attachment clip Technical Specs Weight: 15 grams Dimensions (packed): 13 x 63 x 23 mm