59' 4-Bay Cylindrical Covered Hopper - Round Hatch Version - Assembled Alcan Chemical Products (yellow) "New Release"  Multilple Numbers These ready-to-run cars feature injection-molded bodies with separately applied metal grab irons and etched metal roofwalks. Cars include trucks and brass wheelsets, weights and Kadee(R) #5 magnetic knuckle couplers. Covered hoppers feature etched-metal roofwalks.