With Hubelino’s expanded Run Element Set you’re in for longer, more exciting runs than ever before. With the 128 track segments, get ready to create massive structures and gigantic marble runs for hours of fun: the only limit is your imagination! This accessory set includes all the run elements needed to build the marble runs from our Mini Building Box and Basic Building Box. With this run element set, you can convert any standard building blocks to marble runs! All 128 parts and components of the Run Elements Set are compatible with common components from other manufacturers and can therefore be creatively combined with your existing building blocks and theme worlds. Like all Hubelino products, the 128-Piece Run Elements Set is manufactured in Germany under the highest quality standards. The set contains all standard Hubelino blocks – you'll even get plenty of the coveted slide turn pieces, so you can recreate nearly every track we offer. Mix and match with other Hubelino run elements to build the greatest marble run of all time!