King Kutter's "PATENT PENDING" Arena Renovator is the only fully adjustable Arena renovator on the market today that does not require tools for adjustment. Through the use of a patented system of adjustable links and pins, the King Kutter Arena Renovator is easily adjustable to fit your specific specification application. Fifteen high vibration tines and adjustable smoother bar and crumbling basket make this the tool you need for preparing your riding arena.