Circuitron 800-6006 Tortoise Switch Machine Value 12 Pack ESC The additional graduated piers let

The additional graduated piers let you stretch the climb over a longer distance for a gentler grade

Four 5x11mm Bearings

This will work for the Traxxas SportMaxx truck

Five Small E Clips

Circuitron 800-6006 Tortoise Switch Machine Value 12 Pack ESC The additional graduated piers letCircuitron 800 6006 Tortoise Switch Machine Value 12 Pack This tortoise switch machine is the perfect addition in efficiency for operating your model train set. With this you will be able to execute multiple track switches with a breeze. Features Tortoise Slow Motion Switch Machine 12 pack Turnout Linkage Included DPDT Auxiliary Contacts Useable with all scales Made in the U. S. A.