Upgrade for the Stampede to allow for increased spring loads. These appear to be made from carbon steel with the smallest gear being brass. These should withstand much higher spring loads than the stock gears.
Blasters should be modified at your own risk by an adult or with adult supervision. Modification of blasters may increase wear and reduce lifespan of blaster. Always wear eye protection. Never point at someone’s face. By purchasing, you agree that FoamBlast is not responsible for injury or damage caused by misuse or accidental usage.