Buckaroo Stirrups: What started as a custom design for a friend has now turned into one of our most comfortable riding stirrups for riders that spend lots of time in the saddle. Whether riding a turn back horse in the cutting arena, working the stock yards, or checking fence rows, this stirrup is great for extended time in the saddle. The Buckaroo Stirrup comes in tread widths of 4?, 4.5?, and 5?. The inside height is 5.75?and the inside width is 5.25?.