Myler Medium Dee with Hooks with Forward Tilted Port 5" MB 36Stainless Steel 3 3 8" Medium Dee with Hooks with Stainless Steel Forward Tilted Port (MB 36, Level 2 3) Copper Inlay Mouth. The 36 Mouthpiece is a level 2 3, so it's a good choice for a horse who knows the basics and has a good disposition. It's a great choice for horses with advanced training in sports that need precision control. This is the Myler alternative to a traditional mullen. Like the traditional mullen, the 36 is a solid curved bar that