Weaver Leather Ken McNabb Shank Snaffle BitWeaver Leather Ken McNabb Shank Snaffle Bit Mouthpiece Width: 5 1 2" Bar Width: 1 2" Purchase: 2 1 2" Shank: 5" Cheek: 7 1 2" Gag: 3 4" Bit Material: Sweet Iron Features: Copper inlay Ken McNabb Shank Horse Bit with 7 1 2" Cheeks. Shank bit from horse trainer Ken McNabb helps give you increased leverage to apply pressure to horse's mouth with minimal rein movement. Sweet iron mouthpieces are intended to rust, producing a sweet taste as rusting occurs