Lancer Tactical Gen 4 M4 AEG Gearbox with GATE ASTER V2 SE ETU System
The Lancer Tactical Gen 4 M4 AEG Gearbox with GATE ASTER V2 SE ETU System is a factory-complete performance upgrade built for serious airsoft players who demand faster response and enhanced reliability from their M4 AEG platform. Designed specifically for Gen 4 builds and compatible with standard M4 AEG receivers, this reinforced gearbox shell comes pre-installed with the advanced GATE ASTER V2 SE Electronic Trigger Unit. The optical trigger sensor system delivers ultra-fast trigger response with precision detection, eliminating the inconsistencies found in traditional mechanical trigger contacts. With adjustable trigger sensitivity and multiple programmable firing modes including semi, burst, and full-auto configurations, this setup gives players the flexibility to tune their rifle exactly how they want it.
Equipped with a built-in MOSFET, this Gen 4 gearbox improves electrical efficiency while protecting your battery and motor during intense gameplay. Active braking ensures a faster cycle stop for improved control and consistency, while low battery protection and motor diagnostics help safeguard your AEG during high-performance use. Binary trigger mode capability through GATE programming adds another layer of customization for players seeking a competitive edge. Finished with a Deans style connector for enhanced power transfer, this drop-in ready gearbox is ideal for custom builds, repairs, or upgrading your Lancer Tactical M4 airsoft gun. Built for durability, performance, and next-level trigger response, this Gen 4 M4 AEG gearbox transforms your airsoft rifle into a faster, smarter, and more responsive platform on the field.