ROKR - Locomotive - Medium Level Polar bears become more endangered

Polar bears become more endangered

As the picture shows

Robotime-ROKR Monocular telescope ST004 is a classic-style telescope model

Simply glue the pieces together in numerical sequence

a flip-flop as a switch to drive marbles to 2 paths

ROKR - Locomotive - Medium Level Polar bears become more endangeredDescription ROKR mechanical Locomotive LK701 train model is exqusitely designed. It has the real scene of driving wheels with shaft. With driving spring and gear trains, you can build the gadget all by yourself and make it run by a wind up. Best gift and hobby ever for crafters and mechanical lovers! *Due to customs policy, wax, glue or battery may not be included in the package. Spring Driven: Precise gear drive by wind up Realistic Design: Steam