The G&G EMG Seekins Precision SBR8 Grey with 12" Rail is a high-performance, fully licensed airsoft AEG rifle known for its realistic build quality, advanced internal electronics (G2 gearbox with MOSFET and ETU), and features like empty magazine cut-off.
 
Specifications
According to various retailers and reviews, the key specifications of the G&G EMG Seekins Precision SBR8 Grey with 12" Rail are as follows: 
Specification 
Details
Length
Approx. 840mm – 920mm (adjustable stock)
Weight
Approx. 3.0 kg (3000g)
Material
Full metal (CNC aluminum receivers and M-LOK rail) with polymer grip and stock
Inner Barrel Length
260mm
Fire Modes
Safe / Semi / Full-Auto (programmable for 3 or 5-round burst)
Gearbox
Version 2 G2 gearbox with Quick Change Spring
Magazine Capacity
90 rounds (G2 magazine with empty magazine cut-off feature)
Hop-Up
Adjustable Rotary Type
FPS (0.20g BBs)
Approximately 310-328 FPS
Battery Connector
Deans (T-plug) wired
Features and User Experience
Realistic Build & Licensing: The rifle is fully licensed by Seekins Precision, featuring authentic trademarks and design elements, and is praised by users for its high-quality finish and feel.
Advanced Electronics: It comes with a pre-installed MOSFET and Electronic Trigger Unit (ETU) which provide improved trigger response and protect the electrical components.
Unique Magazine Feature: The empty magazine detection system (when used with the G2 magazines) stops the gun from dry-firing, enhancing realism and indicating when to reload.
Ambidextrous Controls: The fire selector switch and charging handle are fully ambidextrous, catering to both left-handed and right-handed users.
Customization: It features an M-LOK handguard and 20mm Picatinny top rail for adding accessories, and a 14mm CCW threaded outer barrel for suppressors or tracer units. 
Reviews generally praise the rifle's performance and unique features, though some users note the small battery compartment requires a compact LiPo stick battery.