French Mouth Blue Steel 3 ring bitComposition: Effect: Blue Steel. The Blue Steel alloy used in this Jump'In range is made of 54% carbon and 46% manganese. EffectThe action of this bit will invite the horse to lower their head. The Classic 3 ring bit has a more direct lever effect than the German one. The French mouth cannons make this bit more comfortable by relieving the horse from any pressure on their palate. Blue steel bit oxidizes with air and humidity creating a thin layer of