10 Best 300 Win Mag Suppressor 2023 Review – New Edition

Some call them suppressor, while others call them silencers. Either way, these units are specifically meant to cut down the noise produced when shooting at your targets with best 300 win mag suppressor

Luckily, the American Suppressor Association, NRA, and other activists have made it legal to use silencers for hunting in 40 states. This way, you can be sure of taking a shot without making too much noise.

With the top-rated 300 win mag suppressor, you can be sure of hunting and hitting your targets without scaring them off. But how do you pick one? Worry not because that’s what this article is all about. Let’s get it started.


  • Cartridge: 300 Winchester Magnum
  • Finish: Black
  • Diameter (in): 1.5
Q - Full Nelson 7.62MM Suppressor Q – FULL NELSON 7.62MM
  • Cartridge: 300 AAC Blackout, 300 Winchester Magnum, 7.62 mm NATO
  • Finish: Black
  • Diameter (in): 1.75
our Top Pick
  • Cartridge: 22 Long Rifle
  • Finish: Black
  • Threads: 1/2-28
  • Cartridge: 300 Winchester Magnum, 308 Winchester
  • Finish: Black
  • Diameter (in): 1.375

Best 300 Win Mag Suppressors Review

A 300 win mag is a massive firearm that can be super loud when you take a shot with it. If you are looking for the perfect suppressor for your firearm, here are the top four units to consider.

Silencerco Sparrow 22 Long Rifle Suppressor


First on the list is this suppressor from Silencerco, which has a decent customer satisfaction score. This one is based on the military-tested and adopted Mk13-SD, which assures you of low-noise shooting experience.

The silencer comes with a thread mounting that will easily fit your 7.62mm NATO and .300 Win Mag rifle. With the direct-thread mounting, you can be sure of a simple unit that gives you an easy time when attaching it to your rifle.

Another plus feature of the silencer is that it is ultra-lightweight. So, this one will not add any unnecessary weight to your rifle hence offering better control when aiming at your target.

Besides having an ultra-lightweight design, this suppressor is super strong and durable enough. It is made of a Titanium body that offers precision to the rifle user. We loved the monolithic baffle core of the suppressor, which is tuned to offer excellent accuracy and reduced point of impact shift.

For the record, this one weighs only 15ounces, and it is 9.31 inches long. In terms of the diameter, this one measures 1.5 inches. Whether it is the specifications or the features onboard, any shooter out there would love working with this suppressor.

One major point that some might consider a drawback is a fact that this one comes at a high price. But on the flip side, the suppressor is strong, durable, lightweight, and enhances the shooting and aiming accuracy.


What We Loved

  • Super lightweight
  • Strong titanium construction
  • Rust and corrosion-resistant
  • Direct-thread mounting for easy attachment
  • Tuned for a reduced point of impact shift

What Could Be Better

  • The suppressor is quite expensive

Related Guide: 5.56 SUPPRESSOR REVIEWS. Check it out to know more.

Silencerco Harvester 300 Winchester Magnum


This suppressor from Silencerco, which is well known as the Harvester, will truly help you with a bountiful harvest as you hunt in the field.

It is the best piece if you are hunting or for those long-range shooting applications. One of the things that makes this one a unit worth going for is the fact that it truly enhances your shooting accuracy. Here is yet another silencer that comes with a lightweight design.

At only 11 ounces, this unit is even lighter than the first product on our list. This one also comes with a unique design that makes it almost unnoticeable at the end of the barrel.

It has been designed to make your shooting experience better. The silencer gives you an excellent recoil reduction on almost any caliber that you use with it.

By the way, this beast comes with modular thread adapters that can be used on different threaded barrels. In other words, it would be safe to say that the silencer is very much versatile. You can use it for different shooting applications.

Besides that, the suppressor uses a fully-welded, hardened, tool-grade stainless-steel baffle design. It means that the suppressor will remain strong and corrosion-resistant as you use it.

Keep in mind that the Anchor Brake on this unit allows for improved follow-up shots and target re-acquisition as it cuts down the felt recoil. You will need a thread mount module to use this suppressor on your rifle.

What We Loved

  • Ultra-lightweight design
  • Unique design makes it almost unnoticeable
  • Durable and corrosion-resistant design
  • Anchor Brake reduces felt recoil
  • Super-versatile design

What Could Be Better

  • The inside baffle stack comes unglued from the tube


Gemtech Dagger Silencer

Gemtech Dagger Silencer

This is another unit that can also be considered as the best hunting suppressor for 300 win mag. With this silencer, you can be sure of extreme strength while enjoying the quality performance.

The Gemtech Dagger is made of titanium and is perfectly designed for the semi-auto 18-inch 300WM precision rifles. Nevertheless, you can still use this silencer on any lesser caliber.

This silencer comes in at 16.3 ounces, and it is 8.8 inches long. Furthermore, the suppressor has a 1.5-inch diameter and has 5/8-24 thread mounts.

We loved the black Cerakote finish that comes with the suppressor. While this has nothing to do with the performance of the silencer, it does help to give it a discreet look while out in the field. The noise reduction on this unit is rated at 27dB, which means that it will really keep the shooting noise low.

By the way, this suppressor also comes with a direct thread style. You should know by now that the direct-thread style gives you an easy time when mounting the suppressor to your rifle. It can be done in a matter of seconds.

The material used to make this suppressor doesn’t only make it strong, but it also helps to keep rust and corrosion away. So yes, you can confidently use this suppressor even when the weather is humid. Luckily, you can store it in the carrying pouch when you are done using it.

What We Loved

  • Excellent noise reduction
  • Tested to Military Standards
  • Fits in multiple calibers
  • The direct-thread style for easy mounting
  • Sturdy titanium construction
  • Flat trajectory

What Could Be Better

  • It is very expensive

Q – Full Nelson 7.62MM Suppressor

Q - Full Nelson 7.62MM Suppressor

Last, but certainly not least, is this suppressor from Q. This one is also made with strong and sturdy construction to give you an easy time when working with it. You can say goodbye to the loud noise that your 300 Win Mag makes whenever you take a shot.

One unique feature of this suppressor is the tubeless design. With this design, you can be sure of having more internal volume as well as maximizing its performance. In general, it will help to cut down the sound signature of the rifle.

We loved how strong and durable this silencer is. It is made of Inconel 718 and Grade 5 Titanium that assure you of an integrated baffle/spacer design. There is full-circumferential robotic welding that makes this possible.

For the record, this beast comes in at 16.6 ounces, which is slightly heavier than the suppressors we have covered on the list. Regardless of that, it still qualifies as a lightweight silencer. It won’t weigh down your rifle when you mount it.

Speaking of mounting, this one comes with a direct thread mount that makes it easy to attach it to the barrel. Besides that, it helps to enhance shooting accuracy.

Furthermore, the suppressor comes with a wire electrical discharge machining (EDM), which will create a well-aligned bore for the bullet to pass through it with ease and precision. And also, this beast comes with a black finish that makes it look almost unnoticeable when mounted.

What We Loved

  • Sturdy construction
  • Tubeless design for making more internal volume
  • Designed to offer better rifle precision
  • Almost unnoticeable when mounted
  • Cuts down the noise perfectly

What Could Be Better

  • It cannot cover a 5.56 rifle if the barrel doesn’t have a thread pattern

Related Guide: 40 caliber pistol buying guide and review.

Things to Consider Before Buying 300 WIN MAG

Buying 300 win mag

So, now you have an idea of the best suppressor to get for your 300 Win Mag. But maybe none of the listed units fits your preferences.

In this case, you will need to consider a few factors to help you choose the perfect suppressor for your rifle. That being said, here is a look at the things to consider before buying a silencer for your firearm.

The Point of Impact Shift

Suppose your rifle is sighted in unsuppressed, there are possibilities that the bullet will hit a different spot from the target when you pull the trigger.

The aim here is to find a silencer that doesn’t require you to adjust the hold or your optic to remain on the target. Check that the suppressor offers minimal and consistent POI shift.

Related Review: buy the best 458 socom upper.

Multi-Caliber/Detach System

Some shooters prefer a silencer that is designed for multiple calibers. Ideally, choose a suppressor that can easily handle multiple calibers all at once.

For example, if you go for a .30 caliber that can handle different calibers, you’d find it much effective at suppressing even smaller calibers. So, a versatile suppressor is always the best choice.

In terms of the detached system, it should come with an adapter system or a quick detach system. The thread pitches on a .30 caliber rifle will be different than the one on a 5.56x45mm.

This means that the .30 caliber will not thread directly onto the 5.56x45mm rifle unless you have a brand-specific muzzle device.

Whatever you decide to choose, make sure that you choose a good suppressor that can fit in different rifles and one that is easy to detach.

Signature/Sound Reduction

The sound signature that comes from the shot is a major point of consideration. If you live in a feral hog-infested area, it will be important to ensure that the sound is well concealed. This will then assure you of a successful hunt while in the field.

So, while choosing the suppressor, ensure that it has good decibel reduction before you decide to get it for your rifle.


Another point to consider is the construction of the suppressor. You want to go for a suppressor that is strong and sturdy enough to last for a long time.

It must be made of high-quality material that will withstand the bullet passing through. For instance, titanium is a good material that is strong and capable of remaining strong even when a bullet passes through. Plus, it has been made to be rust and corrosion-resistant.

Don’t forget about the brand, weight, price, and overall customer rating of the suppressor. Generally, it is all about finding one that will attend to your hunting needs properly and help you boost your hunting experience.

Frequently Asked Questions

300 win mag suppressor faq's

Is it legal to own a suppressor?

As long as you live in a state that legalized the ownership of a gun, then it is very legal and acceptable to own a silencer to use with the firearm. However, you must be over 21 years of age, a resident of that specific state, and not a felony convict.

Is it possible to use one silencer for multiple firearms?

As long as the firearms come with a threaded system that accepts the suppressor, you can easily use the silencer on them.

How much is a silencer?

It is difficult to answer this question since different brands offer their suppressors at varied prices. Some will range around $500, but some can go over $1,000.

Is it okay to leave the silencer on the rifle after hunting?

Ideally, you should try to unmount the silencer from the rifle and store it safely in the pouch that comes with it.

How quiet will the silencer make the rifle to be?

The quietness of a rifle with a silencer will depend on the mounted silencer. Generally, they will be good enough to use them without the need to wear a pair of earmuffs.


Is that being said, which is the top 300 win mag suppressor? You can decide that by determining the type of rifle you have and how you like the suppressor to be. Make sure you choose a sturdy, durable, versatile, and reliable rifle that can truly reduce the noise accordingly.

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