Proto 2000 Series HO Scale Item 21636 Great Northern GP9 Phase III diesel locomotive with Dynamic Brakes BN cab number 730 in original box. Train features Proto 2000 magnetic knuckle couplers.  Train has never been removed from styrofoam, factory sealed Mint C10.  Box is bright, clean, square and solid with excellent styrofoam.  Unattached trim and literature included.