Echo1 Limited Edition Platinum Knights keymod URX4 13" Custom Airsoft Aeg M4 - Urban Gray



ID: 53486 (AEG-E1-PLTURX413)
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Echo1 Limited Edition Platinum Knights keymod URX4 13 Custom Airsoft Aeg M4 - Urban Gray
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Echo1 Limited Edition Platinum Knights keymod URX4 13" Custom Airsoft Aeg M4 - Urban Gray

The Echo1 Limited Edition URX4 10" airsoft AEG M4 comes fully equipped with a 10" Knights Armament URX4 keymod rail and Mission First Tactical minimalist Battlelink stock. The KAC URX4 stock allows for the weapon to configured as the user sees fit with a multitude of accessory mounting options. The included MFT Battlelink stock is one of the most low profile stocks on the market allowing the user to move with the rifle with ease in tight quarters. The Echo1 KAC URX4 AEG M4 is the perfect choice for the Urban and CQB operator.


  • Full metal construction
  • Official licensed Knights Armament URX4 Keymod rail
  • Mission First Tactical Battlelink stock
  • Tactical urban finish on receiver
  • Ambidextrous sling plate
  • Engraved Echo1 Platinum trademarks
Length: 762mm / 838mm, Adjustable (Folded / Total)
Weight: 3832.86g/ 8.45 inches
Inner Barrel: ~363mm
Magazine Capacity: 120rnd Hi-Capacity. Works with Matrix, G&G, Tokyo Marui and other compatible M4 / M16 Series Airsoft AEG Magazines
Muzzle Velocity: 350~370 FPS (Measured with 0.20g BBs)
Thread Direction: 14mm Negative
Gearbox: Ver 2 Full Metal, Fully Upgradeable
Motor: Long Type
Fire Modes: Semi/Full-Auto, Safety
Battery:7.4v LiPo buffer tube / stick Type recommended (Wired to buffer tube w/ small Tamiya. Battery not included.)
Hopup: Yes, Adjustable
Package Includes: Gun, Magazine

Manufacturer: Echo1

Things you may need to get started:
    Battery and Charger – Required to power your AEG; use a high quality battery and charger for best results.

    Spare Magazines – Stay in the fight longer by bringing more ammo with you.

    BB’s – High quality precision 6mm BB’s recommended; Use 0.20g – 0.25g BB’s for best results.

    Silicone Oil – Basic cleaning and lubrication maintenance help keep your Airsoft AEG in top working order.

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