Key Features The Curb Gag uses the concept of a Rope gag but instead of applying poll pressure, it is used to apply curb pressure from the second/bottom rein. The curb gag should be used with two reins, slight poll pressure is applied while stronger curb pressure is applied through the bottom rein which will lift the head. The Bomber Blue is a unique bit which produces amazing results for the majority of horses. The mouthpiece is ported to give tongue relief. The nylon composite material is light in the mouth and encourages salivation. It is particularly well suited to horses that object to metal mouth pieces. Cheekpiece The cheekpiece is available in 2 sizes, standard and a slightly smaller model for a pony. Supplied with leather curb strap. Mouthpiece The first choice for starting any young horse, it is easily accepted, it gives tongue relief, it’s light, non-metal and encourages salivation. If in doubt go with the Bombers suggested thickness for your width. The 4 available ports have been scaled according to each width. This ensures accurate fitting over the bars and eliminates the rocking movement which occurs when the port is too wide.