- Standard version 2 gearbox design
- Reinforced polymer internal components
- Dual inline mosfet
- Match grade internals
- Quick change spring guide
- 8mm bearings
Compatibility: For VFC M4/M16s and other AEGs with a V2 gearbox. Non-VFC M4 receivers may need to swap out selector plate for compatibility.
Our techs have dropped this gearbox in:
-VFC 4CRL, no modification required
-VFC SCAR H, selector plate, cylinder head, and nozzle needed to be swapped. Mosfet needed to be rewired to work with prongs.
-G&G Combat machine, selector plate needed to be swapped.
Our techs have installed M125 springs multiple ECS builds with zero failures.
Material: Metal Alloy, Polycarbonate