Tamiya - JR Double Aluminum Rollers w/ Rubber Rings (13-12mm) Electric Accessories Wire They allow the end user

They allow the end user to find their perfect weight bias to aid Rock Crawling

the rocket can reach cloud topping altitudes of 1000 feet

All Spaz Stix paints are formulated for use on polycarbonate material

including 2 caster blocks and 2 spindle blocks

the standard 12mm hex design will accept your favorite aftermarket wheels and tires

Tamiya - JR Double Aluminum Rollers w/ Rubber Rings (13-12mm) Electric Accessories Wire They allow the end userWhen a Mini 4WD machine leans during a corner section, the upper 12mm roller makes contact with the course walls and helps to stabilize your machine's positioning and keeps you on track. This Double Aluminum Roller set features rubber rings on the 12mm rollers, which provide a braking effect to produce more stable cornering action.