Product Description

Specna Arms Rock River Arms Licensed PRIME Airsoft AEG Rifle w/ HAL MOSFET (Model: M4 RIS Carbine)

Features

• Newly-designed Heavy Ops aluminum alloy upper and lower receiver
• Scratch and weather-resistant nano coating
• Aether 8mm gearbox comes pre-installed with a reinforced piston with steel teeth, aluminum nozzle, polymer double-sealed piston head w/ bearings, ball bearing spring guide and steel gears
• ESA2 (Easy Spring Access) system allows tool-free spring swaps in a matter of minutes or even seconds
• Pre-installed HAL MOSFET system
• 380 FPS spring pre-installed from factory, optional 310 FPS (M90) spring included to reduce muzzle velocity
• Rotary type hop-up with Specna Arms's Helium flat hop rubber and 6.02mm tight bore barrel
• Drop-in quad 1913 Picatinny / 20mm RIS allows for mounting lights, lasers, optics and other accessories
• Solar flat competition-style trigger
• Flip-up front and rear iron sights with day & night apertures
• Ambidextrous sling loops on rear of receiver

Manufacturer: Specna Arms

FPS Range: 310-380

Specifications:

Length: 800mm - 880mm (Adjustable)
Weight: 2740g
Inner Barrel: 363mm
Inner Barrel Diameter: 6.02mm
Magazine Capacity: 125rds
Thread Direction: 14mm Negative (CCW)
Gearbox: Ver 2 Aether 8mm Gearbox, Fully Upgradeable
Motor: Long Type, Dark Matter Brushless Motor
Fire Modes: Semi/Full-Auto, Safety
Battery: 7.4v / 11.1v Buffer Tube LiPo Battery Recommended (Wired to rear w/ Standard Deans. Battery and Charger not included. We recommend using only high quality batteries and smart chargers)
Hop-up: Yes, Adjustable
Package Includes: Gun, 2x Magazines, Spare M90 Spring, Spare M135 Spring, Vertical Grip, 2x Rail Covers, Manual


NOTE: Trigger system may need to be activated, please check MOSFET manual.

HAL MOSFET Quick Start Guide:

1. Plug in the battery
2. Wait till a beep can be heard
3. Hold the trigger for 3 - 5 seconds until 2x beeps can be heard
4. Once complete the MOSFET has been successfully programmed