This Listing is for TWO (2) Newly made Better Than Original, replacement Front WHEELS for an Aurora Model Motoring Thunderjet, The Tuff Ones style chassis. They will fit on a regular Aurora Thunderjet style 1/16" (0.0625") axle, The Wheels are designed to Press On. If someone wants on wheel to spin freely, they will need to ream out the axle hole slightly on one wheel. Sold as is. Buy with confidence please check out my other offbeat slot car related items. I will pack your item(s) well try to ship promptly. Descriptions are very accurate; No Returns. PLEASE ASK BEFORE YOU BUY IF YOU ARE UNSURE. Glad to combine shipping when practical. We ship promptly professionally. We happily combine orders refund any excess s/h immediately upon shipping. We can always provide tracking. * ************** From I Only ship U. S. Postal Service PRIORITY MAIL TO THE USA due to previous 'lost' packages. ******************* * I apologize for any inconvenience, but; Due to previously lost packages: ALL INTERNATIONAL SHIPMENTS ONLY SHIP BY GLOBAL EXPRESS. NOT CHEAP, Very Fast Delivery Absolutely, Positively Guaranteed to arrive. I charge $2 or less for expert handling/packaging, actual shipping. I ship out of the country almost daily. Please refer to my feedback, rating or time selling HO slots for assurances of a good honest deal. happy motorin' thanks S'lots from bob at SlotCarCentral, We Know H.O.