Les Vogt Shank Barrel Bit with Smooth Bar PortShank Level 2: 7 3 4 inch. Mouthpiece Level 2: Loose port snaffle, designed for pressure points on the outer mouth bar areas. Gag Length: 1 1 2 inch. Limited gag slide action, combined with higher leverage will encourage more respect and rate without creating fear. This bit is the tool you need to create smooth lateral neck and hip control with enhanced collection. Good for all intermediate to advanced horses. LVBB9