Each battery features a molded hard case for maximum crash protection in sizes that fit most popular 1:10 on-road and off-road vehicle configurations

The wall thickness is consistent throughout the wheel giving you a balanced tire

Fits MA020-N

Built-in ESC allows low-speed driving to enable connection to a trailer

One (1) left battery hold-down

Power Hobby - 12mm / 17mm Universal RC Tire Balancer, 1/10 1/18 BZN540227 Each battery features a moldedA balanced tire on any type of RC car can drastically improve the handling characteristics and decrease drivetrain wear by reducing rotational vibration. The Power Hobby Tire Balancer offers a universal design to work on all popular types of RC wheels.