Centaur Blue Steel 3-Ring Gag Bit with Loose Brass Roller DisksWe love this Centaur Blue Steel 3 Ring Gag Bit with Loose Brass Roller Disks because it keeps your horse's mouth quite. The brass roller disks have a sweet taste and horses love the roller action on their tongue. The gag action encourages a horse to lighten in the front without stiffing through the shoulder and back. This bit has adjustable poll pressure options with the 3 rings. This bit is for experienced hands. These Blue Steel bits are made of a