AK Universal Loose Ring Rotary Double Cooper Roller Snaffle Horse Riding Bits AK Universal Loose Ring Rotary Double Cooper Roller Snaffle Bit, Universal 3-Ring bits, its effect even more significant, The optimum effect is achieved by using two pairs of reins. The main reins in the large ring, Second pair of rein in the lower ring can exert pressure on the poll if required. Certainly requires an experienced and sensitive rider's hand. Rotary mouthpiece angled forward by 45 degree helps to create more control over strong horses that evade a contact, Curved Mouthpiece with jointed Barrel in center Puts pressure on the tongue and corners of the bars. Each side of the mouthpiece moves independently. This Rotary Joint with double cooper roller makes bit friendly with horse and cooper roller helps horse to play with and encourages salivation, Available in Sizes: 4.50'',4.75”, 5.0”, 5.25”, 5.5”, 5.75”,6.00'' inches. Material: Made with High Quality SS super grade with double cooper roller. Mouthpiece thickness: 12mm Main Ring Size: 65mm