Bombers Polo Eggbutt Gag Snaffle Slow TwistSize 130 5. 1" Made in South Africa The Eggbutt shape will prevent pinching of the lips. The release is slower and some slight poll pressure is introduced. The Eggbutt Gag is the gag version of the Eggbutt is stronger and will create more leverage on the mouthpiece whilst at the same time introducing more poll pressure. The slow twist will add more pressure to the bar than a smooth mouth piece. The mouth piece is made from blue sweet iron that,