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"Marble Explorer" Lift Coaster Mechanical Wooden Marble Run Kit | Rokr

Was: USD$39.99
Now: USD$29.99
In Stock. Ships Same-Day Or Next Business Day
Wooden Pieces:
Assembled Size:
25 x 23 x 20cm (10 x 9 x 8 inches)
Assembly Time:
4 ~ 8 hours

***Watch video below!***

This is a DIY kit that requires your hands-on work to complete. The whole set is well designed, with tight tolerances and good machining. The interlocking mechanisms are cleverly designed so no glue is needed! Details are already cut and ready to assemble.

Full of elaborate mechanisms and small tricks. The precise gear design provides smooth transmission speed ratio. You can also learn the fundamentals of engineering and structures of machines.

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