Hape Quadrilla Twist and Rail Wooden Marble Run Set Incomplete Expansion Lot

Expand your custom marble race tracks with this authentic lot of Hape Quadrilla Twist and Rail wooden construction pieces. This listing features a highly desirable assortment of genuine, high-quality birch wood and rubberwood components, including the large iconic spiral helix funnel and the double-sided red balance seesaw distributor. The colorful wooden block chutes function perfectly to divert, drop, and accelerate marbles down different paths, making this a fantastic addition to any existing STEM building set.Please note that this is an incomplete set being sold as an expansion or replacement parts lot. The original instruction manual is included to guide your builds, but marbles, long straightaway rails, hole shutters, and some standard base blocks are missing. All wooden tracks, purple height risers, accelerator tabs, and structural block towers shown in the photo are in excellent, gently used condition with minimal wear.