The E&C EC-329 M733 is a meticulously crafted AEG submachine gun that brings serious build quality to the compact platform. With its alloy upper receiver and steel charging handle, this is a gun built to last through intense skirmish days and demanding milsim operations.
Key Features
- Metal alloy upper receiver – durable, realistic finish without the full-metal weight penalty
- V6 gearbox – reliable, proven platform with smooth rate of fire and semi/full auto capability
- Two-stage trigger – enhanced trigger response for competitive and tactical play
- 350fps with 0.20g BBs – legal for UK outdoor sites, suitable for both CQB and mid-range engagement
- Compact 51cm length – ideal for urban milsim, building clearance, and vehicle-mounted loadouts
- 20mm RIS/RAS rail system – mounting points for optics, lasers, and tactical accessories
- Fixed stock with thumbhole design – comfortable cheek weld and accessible hop-up adjustment via port door
- ~100-round magazine capacity – standard P90 AEG compatibility (King Arms recommended)
Real-World Use Cases
The M733’s compact profile makes it a go-to choice for close-quarters combat scenarios. Urban milsim operators favour its lightweight handling and quick target acquisition in confined spaces. Skirmishers running support roles benefit from its firepower-to-mobility ratio. CQB specialists appreciate the accessibility of the hop-up adjustment and the flexibility of the rail system for mounting lightweight optics.
Technical Specifications
- FPS (0.20g): ~350fps ± 10%
- Gearbox: V6 (semi, full auto, two-stage trigger)
- Inner Barrel: 10.4 inches
- Overall Length: 51cm
- Weight: ~2.26kg
- Magazine Capacity: ~100 rounds
- Construction: Alloy upper receiver, high-density polymer stock/chassis, steel charging handle
- Rail System: 20mm RIS/RAS receiver-top and front rails
- Hop-Up: Thumbhole stock-mounted, hand-accessible via port door
- Colours: Black, Pre Two-Tone Pink
Compatibility & Upgrades
The EC-329 uses standard P90 AEG magazines; King Arms branded units are officially recommended for reliable feeding. The V6 gearbox is a popular upgrade platform, with a wide range of performance springs, pistons, and motor upgrades available. The 20mm rail system accepts standard weaver-profile optics and accessories, though the compact design means rail real estate is limited – favour lightweight, compact setups.
UK Legal & Site Notes
At ~350fps with 0.20g BBs, this AEG falls within legal limits for most UK outdoor skirmish sites (typically up to 500fps with 0.20g). Check your local site’s FPS limits and power restrictions before your first game. The metal construction gives realistic ergonomics and weight distribution, enhancing immersion in milsim environments. Magazine capacity is not restricted under UK airsoft guidelines.
Order the E&C EC-329 M733 now and join thousands of UK players running compact, reliable AEGs. In stock and ready to ship.





