Lancer Tactical Mayhem 7" M-LOK Proline Series M4 Airsoft Rifle, Two-Tone

Calculated at Checkout

In Stock! Ships Within 1 Business Day!
In Store Availability Varies by Location


Adding to cart… The item has been added

Why buy from Airsoft Station?

  • FREE SHIPPINGOn purchases over $199
    (lower 48 states)
  • Returns & WarrantyReturns & Warranty Policy
    for 30 days
  • RAVE reviewsRated 4.6/5 by 35,000+
    Happy Customers

Experience the power and performance of the Lancer Tactical Mayhem 7" M-LOK Proline Series M4 Airsoft Rifle. Manufactured by Lancer Tactical, a renowned brand in the airsoft industry, this rifle combines reliability and versatility for an exceptional airsoft experience. Constructed with a metal upper and lower receiver, handguard, and outer barrel, the Mayhem M4 delivers a realistic look and feel. The sturdy build ensures durability, allowing you to withstand rigorous gameplay. The polymer stock and motor grip provide a comfortable and ergonomic grip for enhanced control. Equipped with semi-automatic and full-automatic firing modes, the Mayhem M4 allows you to adapt to various combat situations. The adjustable rotary-style hop-up system enables precise adjustments for optimal accuracy and range.

With a muzzle velocity ranging from 370 to 390 FPS (measured with 0.20g BBs), this rifle offers powerful and consistent performance on the field. The 140-round mid-capacity magazine ensures reliable feeding, allowing you to engage opponents without frequent reloads. The Mayhem M4 features a full metal Version 2 gearbox known for its reliability and upgradeability. The rear-wired configuration with a small Tamiya connector provides convenient battery access and connectivity. Measuring 24.5 to 28 inches in length (stock retracted/extended), the Mayhem M4 offers versatility in different environments. The two-tone color scheme adds a unique visual appeal to your airsoft loadout. Upgrade your airsoft game with the Lancer Tactical Mayhem 7" M-LOK Proline Series M4 Airsoft Rifle and experience superior performance, durability, and versatility in every battle.


  • Eye-catching black and tan two-tone color scheme for a tactical aesthetic
  • Realistic feel and appearance with full metal receivers and handguard
  • Enhanced performance with Lancer Electric Trigger Unit for optimized trigger response and accuracy
  • Durable and reliable reinforced metal Version 2 gearbox with high-quality components
  • Quick change spring system enables easy adjustment for different playing environments
  • Lightweight full aluminum free float licensed M-LOK rail system offers ample space for accessory attachment
  • Lancer Tactical Gen 3 pistol grip features textured side panels and serrations for enhanced grip
  • User-friendly design for improved handling and control during gameplay
  • Full-length 20mm picatinny top rail for versatile accessory mounting options
  • Upgraded flip-up front and rear iron sights with quick deploy release for rapid target acquisition
  • Included aggressive style flash hider enhances the rifle's appearance
  • Newly designed 140 round mid-capacity magazine ensures reliable and consistent BB feeding
LiPO Ready:
Power Source:
Canada Compliant:
370-390 FPS w/ 0.20g BBs
Battery & Charger Included:
Rail Type:
609mm - 711mm
Battery Type:
7.4v Small Stick LiPO Battery (Small Tamiya)
4.6 lbs
Full Metal, Fully Upgradable V2 Gearbox
Quick Change Spring:
Included Magazine:
140 Rounds
Lancer Tactical
Package Includes:
Rifle, Magazine, Cleaning Rod, Bag of Sample BBs, Patch, Flash Hider, Manual
Thread Direction:
14mm counter-clockwise
Fire Modes:
Safe, Semi Auto, Full Auto
Yes - Adjustable
Magazine Compatibility:
Compatible with M4/M16 style magazine
30 Day Return / 45 Day warranty

Customer Reviews