Nov 26, 2012
- Alex Bosco is the inventor
- SB = Grant Shaw & Alex Bosco
- Nov 26, 2012 – ATF approval letter
- January 2013 exclusive agreements with SIG SAUER & Century Arms
- SB15 AR brace (sig)
- SB47 AK brace (century)
- May 2013 first Pistol Stabilizing Braces were delivered
- March 2014 ATF issued a second letter
– firing pistol from the shoulder would not cause reclassified as an SBR - 2014 – SBX iteroduced
– braces for HK firearms
– braces for CZ firearms - January 2015 ATF issued a third letter
– use as a shoulder stock constitutes a ‘redesign’ of the device - December 2015 ATF letter
– enabled adjustable tech in Pistol Stabilizing Braces - 2015 exclusive agreements with SIG SAUER and Century Arms expired
- 2016 side-folding braces for B&T, HK and CZ Scorpion pistols
- 2017 ATF letter
– clarifying firing from the shoulder does not constitute a “redesign”
– in its original, approved condition

SB Tactical
Bradenton, Fla
(941) 748-2270
- SB15 – 2013
- SOB
- SOB47
- SB5K
- Vector PSB
- SBPDW
- MPX PSB
- SBM4
- SBT5
- SBTEVO
- Galil PSB
- SBX
- SB47
- SBV
- SBX-K
- SB5
- Scorpion PSB
- Uzi PSB
- SBM47
- SBT
- SBT5K
About the SB Tactical Brace
The pistol stabilizing brace was invented by Alex Bosco, founder of SB Tactical in Bradenton, Florida, as a way for shooters with disabilities or limited strength to fire a heavy pistol with one hand by strapping the brace to the forearm. After the ATF approved the design in November 2012, braces were sold for AR- and AK-pattern pistols and later for HK, CZ, B&T and other platforms, and the category grew into one of the most popular accessories in the firearms market. A series of ATF letters between 2014 and 2017 shifted the agency’s position on shouldering a brace several times.
The brace became a major Second Amendment fight in 2023, when an ATF final rule on “factoring criteria” threatened to reclassify many braced pistols as short-barreled rifles subject to the National Firearms Act. SB Tactical led one of the court challenges, and the rule was struck down: Judge Reed O’Connor vacated it in Mock v. Garland in June 2024, the Eighth Circuit ruled against it in August 2024, and in 2025 the Justice Department dropped its appeal, ending the rule. Separately, the $200 federal NFA tax on short-barreled rifles was repealed effective January 1, 2026.
Key Facts
- November 26, 2012: ATF approval letter for the original brace design
- 2023: ATF final rule on braced pistols took effect
- June 13, 2024: Rule vacated in Mock v. Garland (Judge Reed O’Connor)
- August 2024: Eighth Circuit panel ruled against the rule in the SB Tactical-led case
- 2025: Justice Department dropped its appeal, ending the brace rule
- January 1, 2026: $200 NFA tax on short-barreled rifles repealed

Learn More
Sources
- An Update on Legal Challenges to the Pistol Brace Rule (Duke Center for Firearms Law)
- Pistol Brace Inventor on His Win Over the ATF (The Reload)
- ATF’s Pistol Brace Rule Is Officially Dead (AmmoLand)
- Some Gun Taxes Removed in Budget Reconciliation Bill (Gun Tests)
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