Gears Ranking
4 out of 5 Gears (Gears Rankings Defined)
I lately had the chance to check the Obsidian Arms 3 Gun Thunder Brake Compensator for rifles chambered in .223/5.56mm. Obsidian Arms affords a 223/556 muzzle brake for suitable ½ – 28 TPI thread units. The break has a number of giant ports off the left and proper and some smaller ones on high to assist preserve your rifle on the right track.
The place To Purchase the Obsidian Arms 223/556 Thunder Break.
You should buy the Obsidian Arms Thunder break on the following web sites:
First Impressions of the Obsidian Arms 223/556 Thunder Break
I used to be initially interested by viewing the product. The Thunder Brake arrived in primary packaging, a plastic bag with a cardboard header card. The cardboard displayed the Obsidian Arms emblem and call info, together with web site, telephone quantity, and e mail. It additionally proudly declared “Made in Minnesota, USA.” Contained in the package deal, I discovered the brake itself and a crush washer for set up.
Set up Setup of The Obsidian Arms 223/556 Thunder Break
As marketed, the setup is simple. Merely take away your present muzzle system (if relevant) and thread the Thunder Brake onto your barrel by hand till cosy. Then, tighten it additional with a wrench, making certain correct timing (alignment) with the barrel for optimum efficiency.
The one complexity could be ensuring your brake is timed appropriately together with your rifle. What this merely means is to be sure that the horizontal and vertical axes are consistent with the horizontal and vertical of your barrel. In order that means, the ports operate as supposed once you hearth. You possibly can fine-tune the compensator to your capturing model, however that is outdoors the needs of this assessment.
Specs Of the Obsidian Arms 223/556 Thunder Break
Caliber Compatibility: .223/5.56mm
Thread Sample: 1/2×28 TPI (normal for AR-15 barrels)
Size: Roughly 2-3 inches
Diameter: Roughly 1 inch
Materials: Metal
Weight: 4.4oz
End: Black Oxide
Port Design: Two giant ports on either side of the brake and several other smaller ports on high
Area Check Outcomes Of The Obsidian Arms 223/556 Thunder Break
My preliminary observations with the Obsidian Arms Thunder Brake yielded combined outcomes. After I first examined it utilizing a Viridian RFX 45 closed reticle optic at nearer distances, I didn’t understand a major distinction within the level of affect. Nonetheless, after re-zeroing the rifle with a Black Hound scope, the Thunder Brake’s affect grew to become plain.
The shift in level of affect itself confirmed that the brake was certainly affecting the rifle’s dealing with. The true nature of this impact grew to become evident as I progressively elevated firing distance after re-zeroing.
The big ports on both aspect of the Thunder Brake performed a vital function in controlling muzzle flips alongside the vertical axis. I used to be initially skeptical in regards to the efficacy of the smaller high ports in managing vertical rise. Nonetheless, to my shock, even at 300 yards, they successfully mitigated vertical motion, permitting me to put a number of rounds exactly on the right track.
Sadly, the vary I used to be at didn’t have a 400-yard gong to push the take a look at additional. However, the development at 300 yards was plain. Observe-up pictures had been considerably quicker, reacquiring the goal after firing was faster, and recognizing bullet impacts was a lot simpler.
For comparability, with my earlier muzzle brake from White Lable Armory, the rifle could be again on the right track across the similar time the bullet struck the goal at 300 yards. In distinction, the Obsidian Arms Thunder Brake supplied a noticeable window of 1 / 4 to half a second between firing and bullet affect visibility. This clearly demonstrates the substantial discount in muzzle flip and the ensuing enchancment in on-target accuracy after pulling the set off.
Primarily, the preliminary lack of a noticeable change at shut vary remodeled right into a revelation of the Thunder Brake’s effectiveness at longer distances. The brake’s design, with its mixture of strategically positioned ports, demonstrably enhanced controllability and precision, particularly at prolonged ranges.
Execs Of the Obsidian Arms 223/3556 Thunder Breaks
A number of points of the Thunder Brake impressed me:
Giant Flats for Simple Set up: The flats on the highest and backside of the brake present ample floor space for wrench set up utilizing a wide range of instruments like a monkey wrench, crescent wrench, or armorer’s wrench.
Sturdy End: The black oxide end matched my rifle properly and was proof against put on.
Wonderful Efficiency: The Thunder Brake successfully lowered muzzle flip and improved controllability, particularly at distance.
Simple to Time: The easy design facilitated correct alignment with the barrel.
Directed noise mitigation: The concussion of the rifle blast was noticeably decrease because the operator.
Cons Of The Obsidian Arms 223/556 Thunder Break
Whereas efficiency was glorious, there have been a couple of minor beauty shortcomings:
Seen Machine Marks: There have been some noticeable machine marks on both aspect of the ports.
Uncovered Threading: The threading prolonged barely previous the bottom of the primary port.
These are purely aesthetic observations and don’t have an effect on the performance of the brake. Nonetheless, a smoother end would elevate the general presentation.
Last Ideas Of The Obsidian Arms 223/556 Thunder Break
The Thunderbreak does a wonderful job dialing within the 223/5.56 caliber firearms. The big ports on both aspect do a wonderful job conserving muzzle flash out of your area of view whereas the highest ports do precisely what they should in conserving muzzle rise minimal. Set up is straightforward and efficiency is excellent. This is likely one of the greatest muzzle brakes I’ve ever examined.
