This set contains accurate resin mainwheels with staggered block tires, detailed This set contains accurate resin mainwheels with smooth tires, detailed hubs, and fine tire beading. Smooth tires were fitted to the almost all Lancasters during WWII. This set also corrects some noticeable errors with the HK models wheels, which are wrong in cross section and the hubs are lacking both depth and detail. An easy and very noticeable upgrade for the 1:32 HK Models kits.