The safety warning triangle from Grayston. Now mandatory in most rallies, the unit is lightweight, simple to erect at speed, has a sturdy base and is highly reflective. Comes in a simple plastic case and is easy to stow in your rally car, road car or service van.
Mandatory for most rallying in many countries
Simple to erect, with a wide base to keep it up
Warn on coming crews of your cars predicament