S&T T21 "CARBINE" Upgrade Semi AEG with QSX, Begadi CORE EFCS / Mosfet, Mamba Motor & PRO HopUp -olive- (18+ od-green)

Shipping possible from the age of 18 due to age check.

Possession permitted from the age of 18. This Airsoft is subject to the prohibition of carrying!
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For your orders with Begadi, we use a system based on two-step authentication, as required by law. The age of the account holder and the age of the recipient of the goods are checked.
The check is automated, convenient and GDPR-compliant! No data is stored.
Importer: Begadi
System: Semi AEG (= electrically operated, only semi-automatic)
Caliber: 6mm
HopUp: yes, adjustable
Material: metal and plastic
Magazine capacity: approx. 140 rounds (midcap) 2x
Energy:approx. 1.4 - 1.5 joules
Total length: approx. 686mm
Barrel length: 415mm - 6,03mm
Gearbox: Custom with QSX
Weight: approx. 2900g
Scope of delivery: weapon, 2x midcap magazine, loading tool
Instruction manual (German/English) can be downloaded here as PDF!
PTB approval: Details see here
Features:
- Polymer Body
- 14mm CW (pos.) thread for attaching silencers
- Functioning boltcatch
- Integrated aluminum flip up Sights
- EBB system is deactivated
- 21mm Rail for mounting various target optics
- Compatible with standard M4 magazines
- Two midcap magazines included in the scope of delivery
- Easy insertion of the battery
- Spring quick-change system
- fast response behavior
- internal EFCS/Mosfet (Begadi CORE)
- 6.03mm tuning barrel
- Begadi Mamba 30K Balanced Motor with neodymium magnets
- Begadi PRO FYL5 HopUp Bucking with matching Tensioner
Internals:
- T21 Gearbox with 8mm Bushings, Bearing and QSX
- Aluminum Nozzle with O-ring (21.35mm)
- CNC aluminum Pistonheads with ventilation
- Piston with steel teeth
- CNC aluminum Cylinderheads with two O-rings
- Stainless Steel Cylinders (Type F)
- Steel Gears with 18:1 and 16Z Sector Gear
Information about the Motor:
- HighTorque / Balanced Motor
- Speed: 30,000 rpm
- TPA: 19
- Torque: 5.10 kg/cm
- Current (peak): 85A
- Magnets: Neodymium
Begadi PRO HopUp:
- This SAEG comes directly with a Begadi PRO HopUp rubber (FYL5 60°) with matching Tensioner.
- We recommend using 0.28 - 0.32g BBs.
Storage information:
Always disconnect the battery from the gun when it is not in use! Otherwise your battery can be discharged by the continuous monitoring and thus be damaged

- Internal EFC/Mosfet system
- Trigger via microswitch
- Mechanical safety device
- Cycle monitoring (no GearJam possible)
- Battery monitoring (LiPo, LiFe, Li-Ion)
- Battery cut-off (LiPo, LiFe, Li-Ion)
- Fast response behavior
- Intelligent active brake
- Also for powerful batteries
- Short-term load capacity up to 240A
- Overvoltage protection
- Protection against short circuit
- Plug & Play
- Dean / T-plug
- Semi-only, especially for Germany
- Optimized for 7.4V & 11.1V batteries
- Made in EU
Detailed information on the individual features can be found on our Begadi CORE EFCS / Mosfet info page.
Suitable batteries (examples, other batteries with the same dimensions also fit):
- Begadi "AMAX Superio" LiPo battery 11,1V 1500mAh 30/60C+ "PEQ" -gold colored-
- Begadi "AMAX Superio" LiPo battery 11,1V 1500mAh 30/60C+ "Compact Triple Stick" -gold colored-
- Begadi "AMAX Superio" LiPo battery 11,1V 1500mAh 30/60C+ "Single Stick" -gold colored-
- Begadi "AMAX" LiPo battery 11,1V 1200mAh 20C Single Stick
- Begadi "AMAX Superio" LiPo battery 11,1V 1200mAh 30/60C+ "Single Stick" -gold colored-
Information on suitable M4 magazines:
We have checked some magazine types for compatibility to give you an indication of which magazines the model harmonizes well with and which less well.
- Arcturus M4 sheet steel midcap magazine (30 / 135 BBs): Fit: slight play / Feeding: very good
- Arcturus M4 plastic midcap magazine with window (30 / 130 BBs): Fit: slight play / Feeding: very good
- Begadi PRO AR15 / M4 Midcap Magazine (150 BBs) Fits , fits well & feeds well.
- Begadi M4/M16 Midcap Magazine (140 BBs) Fit : good, normal play / Feeding: very good
- E&C M4 / M16 MidCap Magazine (140 BBs) Fit : good, normal play / Feeding: very good
Accessories:
- S&T T21 accessories and attachments (store category)
- S&T T21 Upgrade Kit for Begadi PRO NEPTUN M4 / M16 CNC Alu Rotary HopUp Unit
Reviews:
- S&T T21 "CARBINE" Upgrade Semi AEG with QSX, Begadi CORE EFCS / Mosfet, Mamba Motor & PRO HopUp Video Review (YouTube, REAPERs Airsoft)
- S&T T21 "CARBINE" Upgrade Semi AEG with QSX, Begadi CORE EFCS / Mosfet, Mamba Motor & PRO HopUp Video Review (YouTube, Highlander)
- S&T T21 "CARBINE" Upgrade Semi AEG with QSX, Begadi CORE EFCS / Mosfet, Mamba Motor & PRO HopUp Video Review (YouTube, Airsoft Team Raptor)
- S&T T21 "CARBINE" Upgrade Semi AEG with QSX, Begadi CORE EFCS / Mosfet, Mamba Motor & PRO HopUp Video Review, French (YouTube, Golgy, a sunday gamer)
- S&T T21 Professional "CARBINE" Semi AEG Video Review (YouTube, FranconianVipers)
Attention: Old version without CORE and further upgrades























































