Fits Train Station Products, Athabasca, AMB Laser Kits, NKP Car, Rivarossi, Concord Junction, Laser Horizon, Athearn, Con-Cor, AHM, IHC and other passenger cars. Accepts Jay-Bee, Intermountain, Northwest Short Line, Life-Like, Kadee and other 36" wheelsets. Coupler pockets accept most couplers.