F1 Transparent Shell M4 Receiver Kit Gear ratio: 16:1

Gear ratio: 16:1

fun skirmishes anytime

1x beretta cx4 storm gel blaster

- It requires more manual force to reload so the machine charging handle is added

F1 Transparent Shell M4 Receiver Kit Gear ratio: 16:1Precision engineered F1 transparent nylon receiver shell kit designed specifically for M4 platform gel blasters or airsoft guns with v2 gearbox. The clear construction allows for complete visibility of internal components, making it ideal for custom builds and technical modifications. Complete kit includes upper and lower receiver shells with integrated pistol grip for seamless installation and enhanced performance. Specifications: Color: clear.