Classic Equines 7-1/2" Performance Series: Smooth Dogbone Bit.It has a 7-1/2" cheek and a 5" inlaid copper dogbone mouthpiece. This mouthpiece wraps the tongue with applied pressure. Good for lateral pull and collection, this bit is commonly used and works well with a training fork or martingale, part of Classic Equines performance series line.Premium quality brushed stainless steel.