New Freight Car Loads From Chooch Ready-to-use freight car loads are just the thing for adding realism to your layout scenes and freight car fleet. Chooch cast-resin loads are patterned after typical industrial machinery and appliances shipped by rail. Each comes completely decorated for added authenticity. These new loads are available in multiple sizes large loads are usable in HO, S and O Scales, small loads are good for HO and N freight cars and scenes. Mid-sized pieces are ideal for HO, but some may be suitable for larger or smaller scales. HO Scale Freight Car Loads: Rock Crusher & Pulley - 40 Ton Rock Crusher & Pulley - 80 Ton Rock Crusher & Pulley - 120 Ton Steam Boiler Equipment - 40 Ton Steam Boiler Equipment - 80 Ton Steam Boiler Equipment - 120 Ton Driveshaft & Pulley - 10 Ton Driveshaft & Pulley - 80 Ton Driveshaft & Pulley - 120 Ton Small Barium Oxide Bin Large Barium Oxide Bin Boiler diameter is 3/4′.