The world of airsoft is defined by a constant pursuit of authenticity, a drive to bridge the gap between simulation and reality. The EVOLT FPR MK4 Recoil Shock Electric Rifle is the culmination of decades of experience and innovation in this field, representing a leap forward in design and engineering. As the first model in the Evolt RS electric gun lineup to combine true-to-life dimensions with realistic operation and recoil feedback, it is a platform refined for demanding applications, offering an immersive shooting experience that sets a new benchmark.

This is not merely a rifle; it is a comprehensive starter pack designed to get you operating the EVOLT platform immediately. The package includes the FPR MK4 rifle itself, a dedicated 81-round magazine, an Evolt Li-Po battery, a Li-Po safety charger, and a power outlet, providing everything necessary to step onto the field. For those who wish to delve deeper into the technology behind this exceptional piece of equipment, a full deep-dive article is available to explore its intricacies.

The heart of the FPR MK4 lies in its sophisticated internal systems. It is equipped with the advanced "M-SYSTEM Type II," an optimized evolution of the system first developed for the next-generation MP5 series, now adapted specifically for the M4 platform. At its core is an onboard MCU that meticulously monitors sensor data and voltage levels to manage firing modes, motor control, and system protection, while also detecting abnormalities to enhance operational safety. This electronic sophistication is paired with a potent Recoil Shock System; every trigger pull activates both the firing cycle and a 300g internal weight housed within the buffer tube, producing what can be described as the strongest and most realistic recoil feedback available. This intense blowback is further refined by a smooth POM guide, ensuring a cycling feel that is both powerful and exceptionally smooth.

The commitment to realism is evident in the rifle's split-type gearbox, a feature that allows the upper and lower receivers to separate just like a real firearm. This creates a highly authentic takedown process, a rarity in electric airsoft guns. The gearbox itself is divided into a "cylinder assembly" and a "gearbox unit," with the compact cylinder featuring a fluorine-coated plating for low-friction operation and reduced internal volume. Powering this system is the newly developed reverse-type EG1000BR bearing motor, complemented by gears redesigned using high-strength MIM construction instead of traditional sintered components. This, combined with reinforced 4mm gear shafts and high-precision bearings, significantly enhances durability, efficiency, and operational quietness.

Perhaps the most striking feature of the EVOLT FPR MK4 is its meticulous external reproduction. To ensure exceptional authenticity, the dimensions of the upper and lower receivers, rail handguard, grip, and buffer tube were carefully measured from a deactivated real firearm. The receiver is finished with a durable Cerakote coating, providing superior scratch resistance and a premium feel. The 255mm M-LOK system handguard features a full-length Picatinny rail on top, a 140mm rail section on the bottom, and 70mm rail sections on both the left and right sides, offering ample space for accessories. Sling sockets are integrated at both the front and rear of the handguard for convenient carry options. The reinforced resin pistol grip is designed to balance slim dimensions with structural strength, and its intentionally unpainted finish recreates the authentic appearance and texture of real firearm furniture.

Reliability and performance are further enhanced by the rifle's newly designed chamber and magazine system. A "stabilizer nozzle" improves nozzle alignment for greater shooting accuracy, while an "inner elevation" system applies upward pressure to the magazine internals, significantly reducing feeding issues. The innovative "one-by-one loading system" closes an internal shutter after each BB is chambered, preventing additional BBs from entering the gun until the next cycle. This, combined with a realistic operational control system that replicates authentic handling procedures?including chambering the first round, locking the bolt open when the magazine is empty, and simulating a remaining chambered round?elevates both reliability and safety.

The dedicated 81-round magazine is a testament to this commitment to detail, featuring a steel-pressed style outer shell and incorporating both the inner elevation and one-by-one loading systems. This magazine is designed exclusively for Evolt/Evolt RS M4 models and is not compatible with other series. The rifle's specifications, including a length of 724mm (806mm with stock fully extended), a 229mm barrel, and a weight of 3,100g, contribute to a balanced and authentic feel. With a muzzle velocity of approximately 93 m/s (305 fps) using 0.2g BBs, the EVOLT FPR MK4 is a formidable and reliable primary weapon, ready to deliver an unparalleled shooting experience for the discerning airsoft enthusiast.

Key Features

• 1/1 Scale High Realism Electric Powered Airsoft Recoil Shock Rifle
• Semi & Fully Automatic Shooting Mode Selectable
• Equipped with Recoil Shock System (300g moving weight for powerful blowback)
  
• Equipped with M-SYSTEM Type II (onboard MCU for firing control, motor management & system protection)
• Equipped with Auto-Stop System (dummy bolt locks open when magazine is empty)
• Equipped with Variable Hop-Up System
  
• Split-Type Gearbox Design (upper and lower receivers separate like real firearm)
• Metal Receiver with Durable Cerakote Coating (scratch-resistant finish)
• 255mm M-LOK System Handguard with Picatinny rail on top / 140mm rail on bottom / 70mm rails on both sides
  
• Sling Sockets at both front and rear of handguard
• Metal 275mm Outer Barrel with 45mm Muzzle Brake
  
• Metal Gas Block
• Polymer Crane Stock with 6-position metal stock pipe & rubber stock pad
• Reinforced Polymer Pistol Grip (unpainted finish for authentic texture)
• Metal Trigger & Trigger Guard, Metal Ambidextrous Fire Selector, Metal Bolt Catch, Metal Flip-Up Front Sight & Flip-Up Adjustable Rear Sight, Metal Dust Cover, Metal Forward Assist
• Proprietary 81-Round Steel-Pressed Style Magazine (with Inner Elevation & One-by-One Loading Systems)
• Proprietary MS Li-Po Battery (Stick Type) ? Not Compatible with Other Brands
  
• With Evolt/Evolt RS Exclusive Magazine System