This is the Prodigy 5x7x1mm O-Ring from eXcelerate. These optional tuning O-rings are designed for the flex pivot assembly on the Prodigy line of cars. Available in soft, medium, and firm options, they allow for precise adjustments to the car’s handling characteristics.

Features:

• Available in Soft, Medium, and Firm Options
• Precision Fit for Flex Pivot Assembly
• Enhances Handling Characteristics

Includes:

• (5) 5x7x1mm Tuning O-Rings