The Kronos is a hugely popular blaster, but you can bring it up to its true potential with one of these upgrade springs.
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.