Yankee Hill Machine SRX Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B

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Yankee Hill Machine sRx Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B - Muzzle Device for AR-15 - view 1
Yankee Hill Machine sRx Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B - Muzzle Device for AR-15 - view 2
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Yankee Hill Machine

Overview

The Yankee Hill Machine sRx Short Muzzle Brake is a steel muzzle device designed to enhance the performance of your AR-15 by reducing recoil and muzzle rise, allowing for quicker follow-up shots. With a thread pitch of 5/8x24, it easily attaches to barrels with compatible threading, making it a practical choice for builders looking to maintain accuracy during rapid fire. This muzzle brake is commonly found on builds utilizing a carbine gas system chambered in 5.56 NATO, providing the necessary stability and control for those setups.

Specifications

MPN4445MB24B
MaterialSteel
TypeMuzzle Brake
ColorBlack
FinishPhosphate
Thread Pitch5/8x24
Muzzle Device TypeMuzzle Brake

Available Merchants(4)

Prices checked

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BattleHawk Armory logo
BattleHawk Armory
Shipping varies
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In Stock
$80.75
Optics Planet logo
Optics Planet
Free shipping
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In Stock
$84.75
Classic Firearms logo
Classic Firearms
Shipping varies
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$84.75
Palmetto State Armory logo
Palmetto State Armory
$9.99 shipping (free over $99)
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In Stock
$84.99

Build history on GunPartPicker

Builders have been adding the Yankee Hill Machine SRX Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B to their builds on GunPartPicker since March 2026. All time, it ranks #21 of the 497 muzzle devices builders have added. Builds with this muzzle device are mostly chambered in 5.56 NATO (68%, then 300 Blackout 18%), split between carbine-length (33%) and mid-length (33%) gas systems, and mostly AR-15 (93%).

Availability is good: it was in stock at one retailer or another nearly every day in October 2026, and today all 4 retailers we track have it in stock. It dipped to $80.75 at BattleHawk Armory for a stretch in October 2026, under its usual $84.75, so sales do come around. Buying today, the lowest price is $80.75 at BattleHawk Armory, which matches the best price we saw in October.

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Frequently Built With

The part most often added in each category by the builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

92.6%
AR-1592.6%
AR-97.4%

Caliber

67.9%
5.56 NATO67.9%
300 Blackout17.9%
.223 Wylde7.1%
.458 SOCOM3.6%
9mm3.6%

Gas System

33.3%
Carbine33.3%
Mid-Length33.3%
Pistol25%
Blowback4.2%
Rifle4.2%

Builds Featuring This Part

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Builds in the community that include the Yankee Hill Machine sRx Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B

BuildPartsTotal
Second 5.56 build build
Second 5.56 build
12$1521.92
16.5" recce build
16.5" recce
25$1750.72
As my EDC rifle 9" build
As my EDC rifle 9"
11$1533.88
Hog hunter 16" 5.56 build
Hog hunter 16" 5.56
16$2835.06
First build build
First build
33$6545.23
latest 5.56 build build
latest 5.56 build
23$3813.86
latest 5.56 build build
latest 5.56 build
18$955.79
Home defense 10.5" build
Home defense 10.5"
14$661.94

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