New reversible French mouth Blue Steel Gag bitComposition: Blue Steel, a relaxing alloy that will oxidize with time. Effect: this bit has an action on the horse balance. It makes the horse rebalance and transfer its weight on the hindquarters. The longer the bars are, the stronger the gag action is. Tips: this bit can only be used with two reins directly put on the gag cheek pieces. It can also be used in both ways so there is a more or less strong lever action and a more or less strong gag