SAM Plow Accessories Rol-A-Blade Caster Set - 3 Dollies Per SetSAM Rol A Blade Snow Plow Caster Set comes with 3 dollies to easily move and store your snow plow. Each dolly has a heavy duty powder coated base, and molded poly surface to prevent corrosion and damage to your cutting edge. The dollies each have 3 standard casters and one locking caster to prevent unintended rolling. Capacity is 350 lb per dolly. Comes with 3 dollies to easily move and store your snow plow.