Stainless Steel Combination blocked bit with rollersComposition: Stainless Steel. Effect: the Combination bit is an hybrid between the Hackamore and the standard bit. It splits the pressure points between the horse's mouth, the mandibules and the nose. The Combination bit can be a good option to split the pressure points and have as much control as possible while compromising at the maximum. The interchangeable nose system gives the possibility to adjust the action of the mouthpiece. You can switch