Stable Bases — Marble Genius Marble Run Accessory Add-On Set (4 pcs.)
- 4 translucent bases to enhance the stability & playability of your existing marble run.
- Racer base measuring 5.25 inches is our largest base and holds ~28 marbles.
- Solid plastic pieces that provide an important foundation for your existing marble run.
- Compatible with Marbulous Marble Run Toys including our Marble Genius Marble Run Starter Set (60 pc.), Super Set (85 pc.), Extreme Set (125 pc.), & 8 Accessory Sets.
- Standard toy size marbles (5/8 inch or smaller) work with this set (no marbles included with this set).
Extra Sturdy Bases
The 4 bases that come with this set have more surface area and weight than any other bases we provide. The racer base in particular is the largest base we offer and is not available in any of our sets. These bases are sure to add critical stability and support enabling you to build extra large marble run structures.