You can use a wide variety of Estes standard engines to launch the Wizard

Four body tubes per package

The dustproof receiver box and easy access battery door provide plenty of space for your components

a cute polar bear driver figure is included in the kit and fits in nicely with a cool color scheme that"s perfect for the hot summer months

Pit Bull Tires - Dirty Richard 1.9" Single Stage Foam Inserts for Crawlers, Medium, 98x47.6x32 (2) Storage & Transportation You can use a wideFeatures: Quality Foam Durable Fits Pit Bull RC tires perfectly so now you have replacement options directly from Pit Bull R C. Stylish they look good for the brief moments you get to appreciate them before you install them. Specifications: Outer Diameter: 3. 85 Rim: 1. 9