CSX SYSTEM Common on modern rails, this run of 65 mill gondolas features some colorful paint schemes found on slightly earlier but similar prototypes as well as two steel-themed cars for your growing mill business! Die-cast trucks with rotating bearing caps Operating couplers with hidden tabs Scale coupler mounting pads PRODUCT SPECIFICATIONS Road Number: 1776 Gauge: O Gauge Min Curve: O36 Dimensions: Length: 17" WARNING: CHOKING HAZARD - SMALL PARTS! NOT INTENDED FOR CHILDREN UNDER 3.