Round 7 Shank LONG, with Spooned US, 1/2" bars.    The LONG is 8 1/2" in length.    Mouthpiece is 5" wide.  Shank Material is 3/8" diameter giving this bit more weight.  The Round 7 Shank comes in Blued Steel and Stainless Steel.  As always the Spooned US  is steel and includes Copper Inlayed Bars to promote salivation.    For the bigger, stronger horses, this shank is helpful for front face and poll control.