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CYMA M4 RIS Full Metal Gearbox Airsoft AEG Rifle - X-Tac Polymer

SKU: CYMA-CM013 CYMAOut of stock

  • - Full Metal Version 2 gearbox
  • - Over 30 inches of rail space
  • - Full metal outer barrel, buffer tube, charging handle
  • - Durable polymer upper and lower receiver
  • - Shoots between 350-370 FPS (w/ 0.20g BBs)
  • - 6-position polymer crane stock
  • - Rubberized buttplate
  • - Removable carry handle
  • - Front and rear iron sights adjustable for windage and elevation
  • - Universal sling mounts
  • - Mock gas tube
  • - 300rd high capacity magazine included


CYMA M4 RIS Full Metal Gearbox Airsoft AEG Rifle - X-Tac Polymer

The NEW M4 RIS AEG by CYMA rocks solid internal parts and provides airsoft players with a modular platform for taking down targets in both CQB and outdoor scenarios. Powered by a hard-hitting Version 2 gearbox, this M4 RIS shoots between 350-370 FPS (w/ 0.20g BBs) and yields incredibly tight groupings. Combined with its high performance internals and modular capabilities, CYMA’s M4 RIS is a force to be reckoned with in any airsoft game!

CYMA, which is known for their wide variety of AK47 style AEGs, designed this M4 for both indoor and outdoor fields. This AEG is fitted with a fully adjustable hop-up unit to ensure each round hits its target. For optimal tactical advantage, this rifle sports more than 30 inches of rail space that allows players to attach a number of mounted accessories, including tactical foregrips, flashlights and laser units. The front and rear iron sights are adjustable for windage and elevation, with the option to easily remove the carry handle to make space to attach aftermarket optics for improved accuracy.

The X-Tac Polymer Difference

This new CYMA Gen-4 M4 is equipped with an advanced X-Tac Polymer body, built to deliver ultra-maneuverability with its lightweight formation, while being able to with extreme wear and tear in the playing field. Formulated with an advanced polymer composite, CYMA's new X-Tac Polymer bodies deliver never-before-seen reliability and performance for an airsoft rifle under $150, turning the airsoft market on its head. Available exclusively at Airsoft Megastore, buy your new CYMA M4 today and experience the X-Tac Difference!

Maneuverability comes easy for CYMA’s M4 RIS as it is equipped a durable polymer crane stock that can be adjusted in six positions, improving the overall ergonomics of this rifle. The retractable stock also makes it easy for operators to turn tight corners and clear buildings. This M4 AEG also features a full metal outer barrel, buffer tube and charging handle to improve the overall reliability and durability of this rifle. Additionally this AEG is built with a highly durable polymer upper and lower receiver, making it lightweight and thus reducing operator fatigue in longer games.

The NEW CYMA M4 RIS is a top-of-the-line AEG for its price and is compatible with Version 2 internal parts, giving you the option for upgrades and modifications in the future. This rifle is perfect for all airsoft players and comes with everything you need in the box, including a high capacity magazine, bag of BBs, battery and charger!

Ammo type: Seamless 0.20g or heavier (0.23g, 0.25g, 0.26g, 0.28g, etc) BBs. For maximum performance and accuracy, Airsoft Megastore recommends GoldenBall ProSlick BBs which carry perfect spherical consistency and density, available at Airsoft Megastore for the lowest price on the market, guaranteed.

In the Box


high capacity magazine




Operation Electric Automatic
Build Polymer receiver, stock / Metal gearbox, rails, outer barrel
Firing Modes Semi-automatic and Full-automatic w/ functional safety
Muzzle Velocity 350-370 FPS (w/ 0.20g BBs)
Magazine 300rd high capacity (gear wind-up)
Gearbox Full Metal Version 2
Battery Type 8.4V Nunchuck
Hop-Up Adjustable
Weight 6.5lbs
Overall Length 31.5” in. / 34.5” in. (Retracted / Extended)

California Proposition 65 Warning: Cancer and Reproductive Harm -

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