This is 1:10 Buggy Closed Cell Rear Inserts. Choosing the right insert for the right condition can be the difference between winning, losing, or just plain having bragging rights over a competitor on the track. Pro-Line now offers an aftermarket insert for you 1:10th scale buggy enthusiasts to use on those tracks that desire a firmer and longer lasting insert set-up.

Features:

• Closed Cell Technology
• No air gaps in between tires unlike other brands
• Perfectly balanced
• 100% water safe
• Reusable
• Extremely durable
• Light weight
• For use on tracks that desire a firmer insert