Match tillage or planting equipment with adjustable frame width, 9' to 15' models and rigid frame on 3' to 6' and 16' models. Big Jim Packers are available in Red, Green and Blue frame colours. They are available in a colour of your choice to match the other equipment on your farm. Big Jim wheels are designed with heavy hubs and spokes, up to 12% heavier than competitive units. They feature 1 3/4" grade C1045 cold rolled gang shafts, greasable flangette style bearings and heavy duty ductile iron end clamps. Wheel options for the Big Jim Packers include: 15" Smooth/Sprocket combination Grey Iron or Ductile Iron, 18" Smooth/Sprokect combination Ductile Iron, 19" Notched wheel Ductile Iron, 20" Crow Foot Ductile Iron.