Overview Reviews Product Description Features: Etched metal roof walks Detailed brake gear Blackened metal wheels Accurate painting and printing 100-ton roller-bearing trucks and body mounted AccuMate couplers with screw-attached coupler pockets. Product Videos Custom Field Product Reviews Write a Review Write a Review × Atlas Model Railroad Atlas 20 006 947 HO ACF 4650 Centerflow Hopper (Post-1971) - Union Pacific (ex-SP Patch) #496614 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *