Lionel 6 81688 O Gauge Chicago, Burlington & Quincy 50 Ton GLA 2 Bay Hopper Cars Railroading Type_Control Model Number: 6 81688 Model Number: 6 81688 prepainted and lettered plastic body Lionel is tooling this model with multiple detail sets to replicate the major differences between the Pennsylvania GLA 1:48 scale Diecast metal sprung trucks with operating couplers and hidden uncoupling tabs Durable plastic body with diecast metal frame Accurately reproduced side frames variants and road and era specific details High level of separately applied detailed parts Frames feature Kadee® coupler mounting pads for easy conversion to scale couplers Opening hopper doors Removable coal load insert Detailed hopper interior Unique road number on each twin hopper Road Number: 188010