What is an Upper on an AR?
When it comes to the world of Airsoft, one term that often comes up is “upper.” But what exactly is an upper on an AR? Let’s delve into the details and explore the various aspects of this component.
Understanding the Basics
An upper on an AR, or Assault Rifle, refers to the upper receiver. This is the part of the rifle that houses the barrel, bolt carrier group, and other internal components. It is the uppermost part of the rifle and is typically made of aluminum or steel. The upper receiver is what gives the rifle its distinctive look and feel.
Types of Uppers
There are several types of uppers available for AR rifles, each with its own unique features and benefits. Here are some of the most common types:
| Type | Description |
|---|---|
| Aluminum Uppers | Lightweight and durable, aluminum uppers are a popular choice among shooters. They are available in various finishes, including black, flat dark earth, and OD green. |
| Steel Uppers | Steel uppers offer increased strength and durability, making them ideal for heavy use and harsh conditions. They are often used in tactical and law enforcement applications. |
| Carbon Fiber Uppers | Carbon fiber uppers are the lightest option available, offering exceptional strength and rigidity. They are often used by competitive shooters and those looking for the ultimate in performance. |
Customization and Upgrades
One of the great things about uppers on AR rifles is the ability to customize and upgrade them. Here are some popular modifications and upgrades:
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Barrel: Upgrading the barrel can improve accuracy, velocity, and sound. Popular barrel options include stainless steel, chrome-lined, and titanium.
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Bolt Carrier Group: A high-quality bolt carrier group can improve reliability and performance. Some popular options include the Geissele SSA and the BCM Gunfighter.
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Handguard: A new handguard can improve ergonomics, cooling, and weight distribution. Popular handguard materials include aluminum, polymer, and carbon fiber.
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Optic Mounts: Upgrading to a Picatinny or M-LOK rail system allows for easy mounting of optics, scopes, and other accessories.
Regulations and Safety
It’s important to be aware of the regulations and safety considerations when dealing with uppers on AR rifles. Here are some key points to keep in mind:
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Compliance: Ensure that your upper receiver complies with local and federal regulations. This may include restrictions on barrel length, caliber, and other features.
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Safety: Always handle firearms with care and follow proper safety protocols. This includes keeping the firearm pointed in a safe direction, keeping your finger off the trigger until ready to shoot, and being aware of your surroundings.
Conclusion
In conclusion, an upper on an AR rifle is a crucial component that determines the rifle’s performance, appearance, and customization options. By understanding the different types of uppers, popular upgrades, and safety considerations, you can make informed decisions when selecting and maintaining your AR rifle.
