Our world famous double ball bearing all metal train wheels- zero drag and longer locomotive life!! Fits USA Trains, Bachmann, LGB and more. 5 PAIRS — 10 AXLES. 1-1/8 TIRE, 1-3/8 FLANGE. The finest G-Scale wheels made. These wheels are the same size as the plastic wheels on most G-Scale trains. These fit all USA Trains, all Bachmann standard length cars, all Aristo-Craft standard cars, all LGB, all Hartland, all Delton and all Buddy L. Some slight axle end hole opening may be required on certain LGB or Aristo products as well as possible brake shoe trimming. It is quick and easily accomplished and well worth the effort.