Marble Parkour Model Kit PR03 Precisely sized for 1-1/8" Porter

Precisely sized for 1-1/8" Porter Cable router collet nuts

and the ball-bearing swivel makes movement smooth and controlled

Leg has countersunk screw holes

and hardware

With a maximum reach of 5 1" (1300mm)

Marble Parkour Model Kit PR03 Precisely sized for 1-1/8" PorterThe Marble Parkour Model Kit from Robotime features elaborate mechanisms and little tricks like an obstacle course to keep marbles moving and fascinating to watch. A hand crank is used to operate the marble run that features a precise gear design to provide smooth transmission speed ratio. The builder will learn the basics of engineering and structures of machines. Features: Precise laser cutting ensures a fluent building experience A great gift for