Myler Black Steel Seven Shank w/Cricket Bit Black Steel 7" Seven Shank, MB 27HP Rollback Correctional High Port w/Cricket, Level 2-3 The MB 27HP w/Cricket is a traditional correctional mouthpiece, which has a ported mouthpiece that collapses on to the outer lip and bars, and rotates on to the tongue. This mouthpiece has a 2" port and is identical to the MB 27HP, except that it has a copper cricket. Sweet Iron mouthpiece oxidizes and encourages salivation. NO Independent Side Movement Sweet Iron Mouthpiece Curved Mouthpiece Black shank will discolor over time to antique brown Stainless Steel Dots Copper Inlay Notes: For the same mouthpiece with a lower port, see the MB 27LP. For the same height port but with Independent Side Movement, see the MB 27PB HP. For the same mouthpiece with Independent Side Movement but a lower port, see the MB 27PB. Black shank will discolor over time to an antique brown. Stainless steel dots. The Black Steel Seven Shank is a length of round black steel in a "7" curve, with a ring purchase and a rein ring. The mouthpiece is fixed to the cheek with a decorative "stack." The entire shank moves independently of the mouthpiece. The purchase is slightly angled away from the cheek to avoid rubbing. Size: 6 3/4" shank Action: Indirect Discipline: Western Degree of Leverage: Mild to Moderate