Robotime - Marble Run; Marble Parkour HPI160030 CNC billet machined aluminum construction

CNC billet machined aluminum construction

The innovative alternating threaded hole design makes it even easier to mount the beadlock rings to the tires

Its designation "R" stood for racing

and reliable performance

The MT 1903 off-road tires

Robotime - Marble Run; Marble Parkour HPI160030 CNC billet machined aluminum constructionRobotime ROKR Big Funnel Marble Run LG501 is a mechanical gears 3D wooden puzzle based on great human engineering. Its design combines the beauty of science and machines, involving so many small gadgets. Build this Rokr marble run 3D wooden puzzle set and crank the handle, watch marbles run crazy down the slopes and twisting turns. Have fun! FUNNEL RAIL: LG501 Marble Parkour is a handcrafted marble run 3D wooden puzzle set with a big funnel rail.