2025 Version includes E-shooter mosfet and metal tooth piston. The E&C SR25 AEG features a full metal body with laser-engraved trademarks and functional bolt catch for on-the-fly hop adjustment—no need to hold the charging handle back. Built on an overbuilt V2 gearbox with top-tier construction quality, it comes ready for customisation with a 13.5" handguard featuring 20mm Picatinny rails. Included: 300-round full metal hi-capacity magazine. Specifications: Quick Spring Change V2 Gearbox (8mm) Colour: Black Weight: 3720g (full set) Inner barrel: 285mm Hop-up: Adjustable Shooting mode: Semi/Fully Automatic Power source: 7.4v (not included) Magazine capacity: 300 rounds