The latest and greatest hopup unit from Maxx, the MAXX M4E CNC Aluminum Hopup Chambers are a high-performance upgrade for your airsoft gun! Crafted from durable aluminum and meticulously engineered, this hop-up chamber offers stable performance session after session. It incorporates an easy-to-use classic hop-up system, allowing adjustments for improved accuracy over longer distances. Compatible with standard AEG buckings, it seamlessly upgrades your airsoft gun's performance while maintaining broad compatibility. Its enhanced design maintains a secure air seal with the barrel to minimize air loss, resulting in consistent muzzle velocity from shot to shot. Overall, the MAXX hop-up chamber reliably facilitates smoother BB feeding to boost gameplay and enjoyment.