Mounts Plus is your go-to source for AR-15 crush washers and muzzle jam nuts. Our selection includes high-quality crush washers and jam nuts designed for use with AR-15 rifles.

A crush washer is an essential component when installing a muzzle device on an AR-15 rifle. It helps to properly align the muzzle device with the barrel, ensuring that it is properly seated and will function correctly. Our AR-15 crush washers are made from high-quality materials to ensure durability and performance.

A muzzle jam nut is another important component when installing a muzzle device on an AR-15 rifle. It is used to securely attach the muzzle device to the barrel, ensuring that it stays in place even under heavy use. Our AR-15 muzzle jam nuts are made from high-quality materials to ensure durability and performance.

In addition to our AR-15 crush washers and muzzle jam nuts, we also carry a wide range of AR-15 parts and accessories to help improve the performance of your rifle. Browse our selection today and find the perfect components for your AR-15.

Jam Nut vs Crush Washer

When it comes to attaching a muzzle device to a firearm, there are two common methods: using a jam nut or a crush washer. But what is the difference between these two components, and which one is right for your firearm?

A jam nut is a type of nut that is used to securely attach a muzzle device to a firearm barrel. It is typically tightened down with a wrench or other tool, and is designed to stay in place even under heavy use. Jam nuts are typically made from high-quality materials such as steel or aluminum, and are available in different sizes to fit a variety of barrel threads.

A crush washer, on the other hand, is a type of washer that is used to properly align a muzzle device with a barrel. It is placed between the muzzle device and the barrel, and is compressed as the muzzle device is tightened down. This helps to ensure that the muzzle device is properly seated and will function correctly. Crush washers are typically made from high-quality materials such as steel or aluminum, and are available in different sizes to fit a variety of barrel threads.

So which one is right for you? It depends on the type of firearm you are using and the specific requirements of your muzzle device. Some muzzle devices may require the use of a jam nut, while others may require a crush washer. It's important to consult the manufacturer's instructions to determine which method is recommended for your specific situation.

In general, jam nuts are more secure and are better suited for use on rifles and other firearms that are subjected to heavy use. Crush washers, on the other hand, are easier to install and are better suited for use on pistols and other firearms that are not subjected to heavy use.

Regardless of which method you choose, it's important to properly install your muzzle device to ensure that it functions correctly and safely. Consult the manufacturer's instructions, and if you're unsure, seek the help of a qualified gunsmith

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