This Package Contains 50" of #20 Yellow Layout Wire for Wiring Your Model Railroad Layouts from Atlas. FEATURES: Makes wiring your layout easier than ever! Twenty gauge stranded copper. 50 foot reel. Use different colored wires for the different types of connections on your layout so you can keep track of what is what: -Black (ATLU0315) -Red (ATLU0316) -Blue (ATLU0319) -Green (ATLU0317) INCLUDES: 50" of #20 Layout Wire (Yellow) REQUIRES: Wire Cutters 1/6/96sk kr8/9/01 ir/jl