Bombers Full Cheek Buster RollerThe Full Cheek cheek piece, will have the same effect as the traditional Eggbutt in so much as, it will prevent pinching on the sides of the mouth, however the extended pins above and below the bit, firstly prevent the bit being pulled through the mouth and secondly have the effect of guiding the horses head which is great for schooling and training purposes. The Buster Roller link in the middle is shortened to 40mm which increases bar and tongue