Prototypes for the Rapido Trains N Scale Procor 5820 Covered Hopper were built in batches from the late 1970s all the way up through the early 1990s. Around 1500 examples were built for Procor and Dow Chemical at Procor′s their Oakville, Ontario facility. Essex Hybrid would later receive a handful of cars for seed service. Many of these were ex Procor hoppers patched out. The N Scale Procor 5820 Covered Hopper car was designed from blue prints, photos and field measurements. Multiple roof hatches, outlet gates cap off this workhorse car. For any layout that needs a fleet of plastic pellet hoppers, the Procor 5820 is a car you won′t want to miss! This N Scale model features three styles of roof hatches: round, round with ribs and 20′ vented covers as appropriate, plus spares in the box so modelers can change the eras. Other features include etched-metal walkways, metal wheelsets and magnetic knuckle couplers. Procor 5820 Covered Hoppers come decorated in authentic schemes with multiple roadnumbers and are perfect for adding variety to your 1970s to 2020s freight trains. They′re part of the entire line of Rapido Trains N Scale freight cars.