The most effective bitless bridle on the market, with three levels of use. Colours: Black or Brown. Sizes: Cob or Full. The Saddleworld Ammo brand is synonymous in the Australian equestrian marketplace as the best possible quality saddles for everyday general riding and comfort, yet tough enough to be used by working riders all across Australia. The Ammo range has been designed in Australia by Steve Jefferys, a Saddleworld Ambassador and well known horse trainer, educator and performer.