The replica of the M4 Carbine 11.5" from the Sports Line series by **the renowned brand S&T Armament** is an excellent choice for players looking for a lightweight, reliable, and well-crafted airsoft rifle **at an affordable price**. The model was designed with dynamic close-quarter battles (CQB) in mind, offering maneuverability, practical features, and **solid construction**. The design is based on the classic AR15/M4 platform, well-known from games, movies, and used by elite units such as **GROM and Delta Force**.

# Durable nylon body and precise fit

The body is made of **durable nylon**, providing **mechanical resistance** and a matte finish, far superior to fragile ABS. Key components - **trigger, selector, charging handle, catches, and barrel** - are **metal**, which increases realism and durability. The replica is equipped with a practical **rail mounted on the receiver**, allowing for the installation of accessories such as red dot sights. The overall fit and finish are excellent - **the construction is stable, with no wobbling**.

# Compact dimensions and low weight

The M4 Carbine measures **73 cm** and weighs **2.2 kg**, making it perfect for tight indoor spaces and dynamic gameplay. Thanks to its low weight, it remains comfortable even during extended use. The **M-LOCK mounting system** allows the addition of accessories such as grips or flashlights , customizing the replica to the player's needs.

# Gearbox with ETU unit

At the heart of the replica is a reinforced gearbox with 18:1 steel gears and an **ETU (Electronic Trigger Unit)**. This solution **improves trigger response, protects the electrical system**, and extends the lifespan of the contacts. A strong advantage is the **quick-change spring system** without disassembling the gearbox, making power adjustment easy. The replica is compatible with **11.1V LiPo batteries**, ensuring high rate of fire. The availability of spare and replacement parts makes maintenance and tuning simple.

# Performance: ~320 FPS and 20 RPS

The replica delivers a muzzle velocity of **320-328FPS** (with an option for a weaker version at purchase) and around **20 RPS** when powered by an 11.1V battery. This performance is comparable to mid-range models and clearly surpasses budget replicas, which usually reach 11-13 RPS. The **effective range is up to 60 meters**, making it effective at both short and medium distances. Accuracy is ensured by a **rotary hop-up chamber**, allowing quick and precise adjustments. Inside, it features a TM-standard bucking, making servicing and replacement easier.

# Adjustable stock and mid-cap magazine

The 6-position adjustable stock allows the replica's length to be adapted to the user and houses a **larger battery** [up to 3000 mAh], extending gameplay time. The set includes a **120-round mid-cap magazine**, feeding BBs quietly and without wobble. The replica is also compatible with magazines from other popular manufacturers (A&K, CYMA, Arcturus). The battery and charger are not included but available in the store.
# The set includes:
- M4 Carbine airsoft replica
- [120-round Mid-Cap magazine](https://www.taiwangun.com/pl/magazynek-midcap-aeg/stalowy-magazynek-mid-cap-na-120-kulek-do-m4-ar15-black-s-t)
- Set of Picatinny mounting rails
- Flip-up iron sights