Spring Kit for M4/V2 Gearbox

The Gearbox Spring Kit V2/M4 (Cyma) ensures that your airsoft replica performs at an optimal level, offering robustness and durability for your gaming needs. This high-quality accessory from Cyma Airsoft, a renowned brand in the industry, is a big game changer when it comes to internal upgrades for your M4 series replicas.