Myler MBT Shank with Sweet Iron Wide Ported Barrel
5" Stainless Steel 5 1/2" MBT Shank with Sweet Iron Wide Ported Barrel (MB 16PB, Level 3) Copper Inlay. This mouthpiece is made of polished Sweet Iron which naturally oxidizes or rusts. Harmless to horses, it has a sweet taste and promotes salivation. Myler Bit 89-61175.