This is a Package of N (1/160) Scale Caboose Roller Bearing Trucks from Atlas Model Railroad Company. For Adult Model Railroaders. FEATURES: Two N Scale Caboose Roller Bearing Trucks. Black plastic trucks. Brown plastic wheels. Carded Packaging. INCLUDES: One Package of Two N Scale Caboose Roller Bearing Trucks. REQUIRES: N Scale Model Train Equipment Assembly Onto Train Car Adult Supervision SPECS: Scale: N (1:160) Length: 5/8"" (16mm) Width: 5/8"" (16mm)