ATHEARN 92060 HO NORFOLK SOUTHERN 50-ft FLATCAR with 45-ft TRAILER NS 157128 RTR KD PREFERRED POOL READY-TO-RUN KADEE-STYLE COUPLERS METAL WHEELS. WEIGHTED FOR TROUBLE FREE OPERATION WHEELS WITH RP25 CONTOURS OPERATE ON CODE 55, 70, 75, 80, 83, AND 100 RAIL, MCHENRY OPERATING SCALE KNUCKLE COUPLERS. ORIGINAL VENDOR PACKAGING OVP.