This is a Package of N (1/160) Scale 33" Metal Wheels from Atlas Model Railroad Company. For Adult Model Railroaders. FEATURES: Package contains 12 sets of wheels. Blackened metal wheels. Pinpoint axles. Carded Packaging. INCLUDES: One Package of (12) N Scale 33" Wheels. REQUIRES: Assembly Onto Train Car N Scale Model Railroad Equipment Adult Supervision SPECS: Scale: N (1:160) Width: 1/2" (13mm) COMMENTS: Choking Hazard: Keep away from children under 3 years of age. sdw1/18/01 ir/jl