a steel ring counterweight was added to the mouth of the mortar barrel on some vehicles to make elevation aiming easier

F / R Light Buckets

Eliminates the flex around the center diff and eliminates the play at the bearing mount to prevent stripped spur gears with high powered motors

or smaller diameter wheels such as Items 15213

Pit Bull Tires - Dirty Richard 2.2" Single Stage Foam Inserts for Crawlers, Soft, 139.5x54.5x53 (2) Battery Charger DC a steel ring counterweight wasFeatures: 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: 5. 5 Rim: 2. 2