Double-Sided Spiral Twist

Get twice the spinning out of your Quadrilla set with this amazing double-sided spiral twist. Both the concave and convex sides feature spiraling tracks, doubling the play potential.

Play Tips

When the spiral twist has its concave side up, marbles will run from the arm into the outer ring and rapidly down to the center. With the convex side up, the flow of marbles is reversed. A marble dropped at the center rapidly travels from the center out to the outer ring and the arm.

Feature

• Two-sided spiral twist
• Both sides of the twist can be used, doubling the play potential
• Marbles travel inwards on the concave side and outwards on the convex side
• Set includes one double-sided spiral twist, three wooden distributor blocks, one Hole Shutter, one accelerator, two stabilizer rings and two height adjusters, eight marbles