Jump In Double Jointed Pelham Bit Short Shanks Blue Steel And CopperPelham bit with short 45 mm shanks, a 16 mm mouthpiece, and copper rings The Blue Steel alloy is composed of 54% carbon and 46% manganese Blue Steel bits oxidise when exposed to air and moisture, developing a fine layer of rust with a sweet taste that naturally stimulates saliva production in your horse The more your horse salivates, the more easily he will accept contact with the bit During the oxidation process, the colour will shift to grey brown