Toys & Joys plans are beautifully detailed and have been designed to be used as desk objects and shelf models. Plans include a material list, detailed drawings, complete assembly instructions and a photo. Wheels, axle pins and some miscellaneous turnings are available for this plan from Stockade. The Back-Hoe uses 2 - #WT200 - Tread Wheels, 4 - #AP600 - Axle Pins, 40 - #AC200 - Axle Caps and 1 - #SW125 - Steering Wheel. Please note that these parts are not included with this plan and must be ordered separately.