Premier Equine Interchangeable Gullet SystemPE Interchangeable Gullets are compatible with all Premier Equine saddles excluding the racing saddles. The interchangeable gullets can be purchased individually to allow for alteration of the fit of your PE saddle quickly and easily. We understand that various factors can affect your horse such as health, fitness, exercise regime, age and condition. These factors may contribute to changes in shape of the horse meaning that you may need to reassess