Myler Loose Ring Mullen Low Port Barrel Bit - LEVEL 2-3 Myler is more than just bits; the Myler System is a whole new way of understanding how the bit works in your horses mouth. Ron, Dale and Bob Myler are third generation horsemen who developed a theory of tongue relief and tongue pressure through training their own horses. Their unique mouthpiece designs and innovative cheekpieces give the rider excellent communication with the horse and allow the horse to relax into the bridle. Myler Loose Ring with Stainless Steel Low Port and Copper Inlay Mouth. MB 06: Slight (1/4") port offers tongue relief, does not rotate on to the tongue. Level 2-3 : Basic training with a good disposition and self-control, can handle more tongue relief. Advanced training but a challenging disposition (anxious, aggressive, or fearful). Riding in a Level 2 mouthpiece and showing resistance. Ported, offering more tongue relief than Level 1 or Level 2 Correctional mouthpieces that apply some tongue pressure or curb mouthpieces that apply little tongue pressure Uses more bar, poll, chin pressure than Level 1 or 2 Curves to allow more room for the tongue Selecting Your Horses Myler Level: Myler mouthpiece designs correspond to the Myler level of the horses behavior and experience. The mouthpiece levels start at Level 1, which apply maximum tongue pressure and go up to Level 3, which apply minimum tongue pressure and offer the most tongue relief. Most horses can avoid level 1 altogether; its quite possible that your horse can enter the Myler System at Level 2, Level 2-3, or even 3.