Very Large Marble Run

This is a mini marble run designed for endless fun. Spin the cog and the ball goes round the run.Boost Meboosting me means more people have access to my high quality models This model comes with:1x XL marble1x XL run setup1x XL drive cog1x XL drive cog1x XL drive cog holder1x XL drive cog holder1x XL drive cog pin Warning Comes With Very Small Parts.If marble doesn't to print pls use the spare marble file.assembly guide