Delta Armory ETU Series M4 Airsoft AEG Rifle
(Model: SilentOps DMR Alpha / Black)

Product Description

Features

• High quality aluminum alloy billet-style receiver with deep stamped roll marks and laser etching
• Ultra slim KeyMod compatible polymer free float handguard
• Functional bolt stop hold open for easy hopup access
• Front and Rear folding iron sights
• Comes pre-installed with an Eagle Optical Unit programmable MOSFET system
• Adjustable length of pull rubberized stock with QD sling attachment points
• Metal end plate with ambidextrous sling attachment points

The ALPHA series features an all-metal construction and a CNC Type A trigger that improves the weapon™s responsiveness. Each unit carries a unique serial number. The stock offers better ergonomics than competing models in the same price range, and the battery is easier to insert. It includes 22 mm RIS rails for mounting accessories and an adjustable rear sight mounted on the RIS. The barrel is finished with a 14 mm left-hand thread. The 12.2-inch (31 cm) KeyMod handguard is lighter than a traditional RIS handguard and provides movable RIS slots for flexible accessory placement.

The AR15 SilentOps DMR model also features a 110mm mock silencer. The advantage of this weapon is the quick exchange of the spring QRS gen. 2 - replacement of the spring without disassembling the weapon and quick replacement of the QRS motor.

The Eagle ETU unit provides not only trigger sensitivity adjustment via the processor unit but also trigger travel length via an adjustable screw located directly in the trigger guard. The ETU monitors the health of the battery in the event of an undercharge or overcharge it can shut down to protect the battery, this is indicated by an audible alert. At the same time, the processor also has an Active Brake feature.

The internal parts of the gun are standard as the classic DA series - SHS piston with full metal gearing, SHS piston wheel handle, rotary hop-up chamber and 6.03mm precision barrel. The advantage of this gun is the quick change QRS Gen. 2 spring - change the spring without disassembling the gun and quickly change the QRS motor. Of course the internal parts are - metallic plain 7mm bearings, durable metal wheels and SHS feeder lever.

Upgrade parts:

CNC 16:1 Gears

CNC Piston Head

CNC Cylinder Head

CNC Nozzle

CNC Stainless Steel Cylinder

CNC Stainless Steel Spring Guide

High Torque motor

Piston with Full-Metal Rack

Precision 6.03mm barrel

Manufacturer: Delta Armory

FPS Range: 370-400

NOTE: Trigger does not come pre-calibrated. User programming is required before first time use. Instructions are provided in the box however if this is missing, programming is very easy. Just follow these steps;

1. Leave fire selector on "SAFE"
2. Plug-in the battery to the gun, you will hear a "Double beep" and one "Long beep"
3. Press the trigger and wait 5 seconds to successfully calibrate. You will hear a "Double beep", now you can put the fire selector to semi or auto to shoot.

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