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SIG SILENCER 5.56MM STS DIRECT THREA

Sig Sauer SIG SILENCER 5.56MM STS DIRECT THREA - Suppressor - view 1
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Goes to a Class 3 dealer

Needs an ATF Form 4, a $200 tax stamp and an approval wait. The dealer's fee is on top.

Sig Sauer

Overview

The SIG Silencer 5.56mm STS Direct Thread is designed specifically for the 5.56 NATO caliber, providing effective sound suppression for your firearm. Its direct thread mount type ensures a secure attachment to your barrel, enhancing overall performance and durability. This suppressor is often integrated into mid-length gas system builds, making it a popular choice for builders looking to optimize their AR-15 for both accuracy and noise reduction.

Specifications

MPNSIG_SILENCER_5.56MM_STS_DIRECT_THREA
Caliber5.56 NATO
Mount TypeDirect Thread

Available Merchants(1)

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BattleHawk Armory
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$550
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August 2026 on GunPartPicker

SIG SILENCER 5.56MM STS DIRECT THREA ranked #50 of the 179 suppressors builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #75 of the 383 suppressors builders have added.

It was out of stock everywhere we track for all of August 2026, and today the one retailer we track is out of stock. Listed prices start at $549.99 at BattleHawk Armory for when it comes back.

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Builds Featuring This Part

See all 2 →

Builds in the community that include the SIG SILENCER 5.56MM STS DIRECT THREA

BuildPartsTotal
For hunting hogs 8" build
For hunting hogs 8"		16$2293.04
tactical tow truck operator build
tactical tow truck operator		18$4702.26

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