Your search for "coupler" revealed the following:
N 4740 Cuft Hopper - MP (UP Shield)
Regular price $26.95N Scale 4740 Cuft 3 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N 2 Bay Hopper - Union Pacific
Regular price $26.95N Scale 3000 Cuft 2 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N SD70ACe NS Heritage - Illinois Terminal #1072
Regular price $130.00N Scale SD70ACe Locomotive decorated for NS Heritage Series. Locomotives are DC powered, but can use any 6 pin decoder to convert...
N 2 Bay Hopper - GATX
Regular price $26.95N Scale 3000 Cuft 2 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N B&O Wagontop Box - B&O #380931
Regular price $16.00N scale freight cars from previous runs. New in the box, some with multiple road numbers. Early runs have MT...
N PS 5344 Box - NS "Buy the Trains" #450751
Regular price $20.00N scale freight cars from previous runs. New in the box, some with multiple road numbers. Early runs have MT...
N 2 Bay Hopper - Calaveras Cement
Regular price $26.95N Scale 3000 Cuft 2 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N 4750 Cuft Hopper - GACX (Brown)
Regular price $26.95N Scale 4750 Cuft 3 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N 4750 Cuft Hopper - GACX (Dark Salmon)
Regular price $26.95N Scale 4750 Cuft 3 Bay Covered Hopper. These cars come with etched metal roofwalks, body mount couplers, metal wheelsets...
N 5347 Box - RBOX #38301 Graf "Free Hilo"
Regular price $25.00N scale freight cars from previous runs. New in the box, some with multiple road numbers. Early runs have MT...