GATE ASTER II Bluetooth® Expert + adjustable Quantum Trigger 2 - Rear Wired

ASTER II Bluetooth® Expert Control Unit by GATE with rear wiring and Quantum Trigger 2A1 included.

Perfect upgrade set for V2 gearbox rifles (M4, M16, MK18, HK416, and SR-25).

Bluetooth® programming of the ETU unit.

470 trigger sensitivity levels, DMR mode and active motor and battery protection.

CNC trigger made of aircraft-grade aluminum.

96,80 € tax incl.

Pre-order with unknown delivery date.

Availability: Out of stock

ABT2-R

: GATE

Accessories

  • 73,98 € In Stock

    : GATE

    BLU-L

    Blu-Link Bluetooth Programming Module by GATE for TITAN / ASTER units. Wireless ETU control via GATE Control Station app. Bluetooth® 5.0 connectivity with other GATE devices (e.g., STATUS). No need to disconnect the battery during programming or connection. Smart fuse included.

    73,98 €
    In Stock
  • 31,70 € In Stock

    : GATE

    USB-L2

    USB-Link Programming Module GCS App for TITAN / ASTER units by GATE. Quick and easy configuration via computer or mobile device. Supports firmware updates, statistics, and advanced ETU settings. Includes both USB-C and Micro-USB cables. For the GATE Control Station™ app.

    31,70 €
    Out of stock
    Ask without obligation
    Pre-order with unknown delivery date.
  • 168,67 € In Stock
    Free shipping

    : GATE

    EON-GB2-T

    CNC Gearbox Shell EON V2 (8 mm) by GATE in Titanium finish. Made from aircraft-grade 7075 T6 aluminum with tensile strength of 570 MPa. Lifetime warranty for GATE ETU users. Inspection windows for AOE tuning, motor height, and pre-cocking check. Quick spring change (QSC) compatible with Specna Arms ESA2 spring guide. Designed for use with TITAN V2...

    168,67 €
    In Stock
  • 33,39 € In Stock

    : TITAN

    TIT025

    TITAN 11.1V 1200 mAh Li-Po Battery with a discharge rate of 25C in Stick (buffer) configuration. Dimensions: 126 x 19 x 17 mm. Connector: T-Dean. Excellent performance, rate of fire, longer battery life and better trigger response. Ideal for AEG assault rifles, LMG, SMG / PDW and DMR weapons. Charge only with high-quality, powerful chargers. Don’t...

    33,39 €
    In Stock
  • 31,70 € In Stock

    : GATE

    TAC-1

    TACTIKER Realistic Trigger Resistance by GATE in black. Advanced trigger resistance mechanism for a maximally realistic trigger feel during shooting. Adjustable trigger resistance from 950 to 4500 g. Highly durable construction made of aluminium 7075 and hardened C45 steel.

    31,70 €
    In Stock

ASTER II Bluetooth® Expert Unit with CNC Quantum Trigger 2A1

This upgrade set by GATE turns your AEG into a smart and high-performance system. The ASTER II Bluetooth® Expert Module provides full configuration through the GCS (Gate Control Station) app – from trigger sensitivity tuning, burst length and rate of fire settings to battery and motor protection. The package also includes the Quantum Trigger 2A1, CNC-machined from durable 7075 aluminum, giving you precise customization of the trigger response. Fully compatible with GATE Tacticker™ for realistic trigger resistance.

Key Features – ASTER II Expert

  • Up to 470 trigger sensitivity levels:
    Precise optical detection using 5 sensors.

  • Burst mode settings:
    Selectable burst length of 2–10 rounds with 4 ms response time.

  • Easy Bluetooth® setup:
    Using GCS app for Android/iOS or PC.

  • DMR mode and RoF adjustment:
    Shot delay and rate of fire limit to match real-steel replicas.

  • Battery and motor protection:
    Smart fuse, low voltage warning, active braking.

Key Features – Quantum Trigger 2A1

  • 60 levels of sensitivity within the first millimeter:
    Ultra-fast trigger response.

  • 470 adjustment levels total:
    Full control of trigger travel and break point.

  • 7075 aluminum CNC construction:
    Lightweight, durable, and precise.

  • Adjustable trigger reset:
    Via Gate Control Station app.

  • Tacticker™ compatible:
    Simulates realistic trigger resistance for MilSim enthusiasts.

Technical Specifications

  • Unit compatibility: AEGs with V2 gearbox
  • Programming: Bluetooth® via GCS app or manual via selector and trigger
  • Trigger sensitivity: Up to 470 levels
  • Shooting modes: SAFE – SEMI – BURST/AUTO, DMR mode
  • Battery protection: Yes, with warnings and shutdown
  • Active brake: Yes, reduces motor wear
  • Trigger material: CNC 7075 aluminum
  • Trigger compatibility: Works with ASTER V2 units and Tacticker™

Package Contents

  • ASTER II V2 Bluetooth® Expert unit with rear wiring
  • Quantum Trigger 2A1

Warning

  • Quantum Trigger 2A1 requires GCS app v.3.0 beta 5 (Windows/macOS) or GCS v1.5.6 (Android)
  • ASTER firmware must be version 3.1-03 or newer
  • Installation requires technical knowledge of AEGs

GCS App Download Links

ColorBlack
Body/receiver materialMetal / ABS
Gearbox versionV2
Processor unitYES
Battery includedNO