Features

• Completely licensed by Maxim Defense
• Comes pre-installed with a GATE ASTER programmable ETU system
• Quick change spring system
• Metal MDX 510 U.R.G. receiver w/ CNC machined 10" 2-piece Ledge M-LOK handguard
• High quality BCM AIR replica GUNFIGHTER pistol grip
• Ambidextrous charging handle
• Functioning bolt catch
• QD Sling plate

Maxim Defense is a premier U.S.-based firearms and tactical equipment manufacturer, specializing in high-performance weapon systems designed for military, law enforcement, and civilian markets. The company is best known for its compact Personal Defense Weapons (PDWs) and innovative firearm accessories, particularly in the realm of short-barreled rifles and collapsible stocks.

The VFC MDX-510 AEG is a premium electric rifle officially licensed by Maxim Defense, delivering authentic styling and high-end performance in one compact platform. Built with a rugged full-metal receiver and precision-machined components, the MDX-510 offers excellent durability and realistic handling. Inside, it features a reinforced gearbox paired with an advanced electronic trigger system for crisp response, improved efficiency, and programmable fire control.

Designed for adaptability, the rifle includes an adjustable Maxim Defense Gen.7 CQB stock, M-LOK handguard for accessory mounting, ambidextrous controls, and a quick-change spring system for easy FPS tuning. A precision inner barrel enhances accuracy and consistency, while the high-torque motor ensures reliable cycling under demanding conditions. Ideal for both CQB and field play, the MDX-510 combines compact maneuverability with solid range and performance, making it a standout choice for serious Airsoft players.

Specifications

• Length: 640mm - 735mm, Adjustable
• Weight: 2860g
• Inner Barrel: 275mm
• Energy: 1.44 Joules
• Magazine Capacity: 140rd Mid-Capacity. Compatible with other similar M4 / M16 Series Airsoft AEG Magazines
• Thread Direction: 14mm Negative
• Gearbox: Ver 2 Full Metal, Fully Upgradeable
• Motor: High Torque Long Type
• Battery: 7.4v LiPo small type recommended (Wired to the stock with T-Plug connector, compatible with standard Deans. Battery and Charger not included)
  Fire Modes: Semi/Full-Auto, Safety
• Package Includes: Gun, Magazine, Handstop
• Hopup: Yes, Adjustable

GATE ASTER Features

• Protection against battery reverse polarity
• App-based control station gives you total control for your AEG
• GCS app allows for making firmware updates via the internet, what enables improvements
• Proximity trigger sensor with 250 sensitivity settings
• Conformal coating (Military Specification MIL-V-173C) resistance to atmospheric conditions
• Optical sensors for detecting gear cam, trigger and selector position
• Programming via trigger allows configuration of basic functions. LED colors and vibrations indicate settings

BASIC Firmware Edition

The best for those who prefer simplicity but require highest quality. Economic version with limited number of functions. Multiple adjustable options include:

• Fire selector modes
• Pre-cocking
• ROF control
• Low battery warning
• Active Braking