Bolt Carrier Groups (BCG)

BCG (Bolt carrier group) is a key part of a rifle that helps chamber a round and load it into the barrel. It is also responsible for cycling the action and extracting spent cartridges. BCGs can be made from a variety of materials, including steel, aluminum, and titanium.

When choosing a BCG, there are a few things to consider.

  • First, decide what material you want the carrier to be made from. Steel is the most durable option, but it is also the heaviest. Aluminum is lighter, but not as strong. Titanium is the lightest option, but it is also the most expensive.
  • Second, decide what type of finish you want on the carrier. A black oxide finish will provide corrosion resistance and a sleek look, while a raw finish will be lighter but require more maintenance.
  • Third, decide what gas system length you need. Gas systems come in three lengths: carbine, mid-length, and rifle. Carbine gas systems are shorter and work well with shorter barrels, while rifle gas systems are longer and work better with longer barrels.
  • Finally, choose a carrier with the right type of bolt. There are two types of bolts: full-auto and semi-auto. Full-auto bolts are heavier and will cause more wear on your rifle, but they can be used in both full-auto and semi-auto rifles. Semi-auto bolts are lighter and can only be used in semi-auto rifles.

Bolt Carrier Group

When shopping for a BCG, keep these considerations in mind to find the best one for your needs. AmmoFire is the best place to find gun parts reviews. We offer unbiased reviews on a variety of gun parts, including the BCG. Our team of experts has spent countless hours testing and researching different products, so you can be sure you’re getting the best information available.

Briefly FAQ

What is an AR-15 BCG?

An AR-15 bolt carrier group, or BCG, is a key component of the rifle. The BCG helps chamber a round and load it into the barrel. It also cycles the action and extracts spent cartridges. BCGs can be made from a variety of materials, including steel, aluminum, and titanium.

The BCG, or bolt carrier group, is the part of the rifle that cycles the action. It's made up of the bolt, bolt carrier, and firing pin. The BCG is what propelled the bullet out of the chamber and into the barrel.

How does it work?

When you pull the trigger, the BCG goes to work. The bolt carrier group first unlocks the bolt from the barrel extension. Then, it pushes the round out of the chamber and into the barrel. Next, the BCG extracts the spent casing from the chamber and prepares to cycle another round. Finally, it locks the bolt back into place in the barrel extension.

Why is it important?

The BCG is one of the most important parts of your rifle. It's responsible for making sure each round is chambered properly and that each shot fires correctly. If your BCG is not functioning properly, your rifle will not be able to fire correctly.

What are the different types of BCGs?

There are two main types of BCGs: direct impingement and piston. Direct impingement BCGs use the gas from the fired round to cycle the action. Piston BCGs use a separate piston to cycle the action. Each type has its own advantages and disadvantages.

Bolt Carrier Group

What is the best BCG for my rifle?

The best BCG for your rifle depends on a number of factors. These include the type of rifle you have, the type of ammunition you're using, and your personal preferences. AmmoFire gun parts reviews can help you choose the best BCG for your needs.

  • When choosing a BCG, it's important to consider the type of rifle you have. If you have an AR-15, for example, you'll want to choose a different BCG than if you have an AK-47. The reason for this is that different rifles use different calibers of ammunition. An AR-15, for example, uses 5.56mm or .223 caliber ammunition, while an AK-47 uses 7.62mm or .308 caliber ammunition.
  • The type of ammunition you're using is also important to consider when choosing a BCG. For example, if you're using lighter-weight bullets, such as those used in varmint hunting, you'll want to choose a lighter-weight BCG. On the other hand, if you're using heavier bullets, such as those used in long-range rifle shooting, you'll want to choose a heavier BCG.
  • Finally, your personal preferences will also play a role in choosing the best BCG for your needs. Some people prefer lighter-weight BCGs because they're easier to carry around. Others prefer heavier weight BCGs because they offer more recoil reduction.

Ultimately, the best BCG for you is the one that meets your specific needs and preferences. AmmoFire gun parts reviews can help you narrow down your choices and find the best BCG for your rifle. With our reviews, you can compare different BCGs and find the one that's right for you.

BCG Reviews & Buyer's Guides

BCG FAQ