This listing is for ONE (1) BOX of Aurora Plastics, 6 inch Radius Curve, Outside SPEED CORNERS specifically for the Thunderjet Lock Joiner style Track, but will work with most 6" curves. FOUR (4) pieces of part #1598 are included. Made in USA c.1965 and they do smell their age. Speed Corners, berms, Slide, drift accessories are unused. Boxes are beautiful with an occasional split corner or scuff as shown. Collector Quality. Instructions included. Old boxes smell like old boxes. Sold as is. Descriptions are very accurate; No Returns. PLEASE ASK QUESTIONS BEFORE YOU BUY IF YOU ARE UNSURE. We ship promptly professionally. We happily combine orders refund any excess s/h immediately upon shipping. We can always provide tracking. I charge $1 for expert handling/packaging, actual shipping. We ship out of the country almost daily. Please refer to our feedback, social media or time selling HO slot cars for assurances of a good honest deal. Happy motorin' thanks S'lots from Bob at Slot Car Central in SYR. We Know H.O.