AEG Parts - Internal

The VFC Avalon ECS M4 Complete Gearbox.  M4 Avalon AEG style, fits in all the VR16 Avalon guns by Elite Force.  A fully built and ready to drop-in gearbox with...

Reinforced Ver.2 8mm Airsoft AEG Gearbox (ETU / MOSFET Version 2 Gearbox) Version 2 Gearbox Full Metal Construction with Reinforced Front End G&G ETU / MOSFET Ready Compatible with 8mm...

Gen 2 Ver Gearbox Case for 8mm Bearing Version 2 Gearbox G&G ETU / MOSFET Ready Compatible with 8mm Bushings / Ball Bearings Does Not Include Internals or Hardware Manufactured...

Echo 1 GAT Shell 8mm Gearbox.  A OEM replacement GAT gearbox shell. All metal.  8mm bearings style gearbox / mechbox.  Does not include any other parts, this is just the...

Completed Gearbox for ARP 9 Fully Built Drop-In Replacement Reinforced Version 2 Gearbox (Rear Wired) 8mm Bushings and Straight Trigger Installed ETU / MOSFET Installed, providing Battery Protection and Burst...

Unlike most other gearbox shells on the market, the Retro Arms CZ gearbox shells are machined out of a solid block of billet EN AW 7075 T651 aluminum, the same...