12 &14 wheel models available. Heavy-duty design is based on thick-walled 5 X 5 structural tubing, wrap-around caster wheels, and stronger pivot points for a long lasting, low maintenance and reliable raking solution. 15% Larger rakes than the industry standard, and patented rake wheel springs ensure exceptional performance with less wear and tear on parts and zero maintenance. The 14 wheel rake increases the raking width from 28 to 32' over the 12 wheel model