Lynn McKenzie Signature Series Stainless Steel MMB Long Shank - 7 1/2" Shank with Sweet Iron Low Ported Barrel Narrow (MB 43LP, Level 2-3) Copper Inlay Mouth 5" This mouthpiece is made of polished Sweet Iron which naturally oxidizes or rusts. Harmless to horses, it has a sweet taste and promotes salivation.
WARNING Cancer and Reproductive Harm -- www.P65Warnings.ca.gov