The Atlas 50006109 ACF 3560 Center-Flow Covered Hopper in N Scale is a great model. It's Cancarb ACFX 74080 in black and blue colors. Note that the picture might show a different road number. This three-compartment hopper is designed to transport high-density dry bulk goods weighing 50 - 60 pounds per cubic foot, like salt, fertilizer, starch, bauxite, and clay. It's a 100-ton car that fits into the smallest modern Plate B dimensions. Features include V-frame ends, side sheet weld seams, roping staples, five roof hatches, body-mounted brake gear, true scale dimensions with accurate details, weighted and detailed underframes, and AccuMate® knuckle couplers.

Using this N scale Atlas ACF 3560 Center - Flow Covered Hopper is easy. Just place it on your model railway track and connect it to other cars using the AccuMate® knuckle couplers. When handling it, be gentle to avoid any damage to the small parts like the roof hatches and roping staples. For maintenance, use a soft brush to clean the dust off the body and underframe regularly. Check the couplers from time to time to make sure they are working properly. Store it in a dry and clean place when not in use to prevent any rust or damage.