SB Tactical Adjustable 5 Position Arm Brace No Buffer Tube, Black - SBA4X-01-SB
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SB Tactical
Overview
The SB Tactical Adjustable 5 Position Arm Brace is designed to enhance stability and support for your AR-15 platform, featuring a collapsible stock type that allows for quick adjustments to fit your shooting style. This brace is particularly beneficial for builders looking to optimize their configurations for a carbine gas system, as it provides versatility without the need for a buffer tube. You'll often find this arm brace in builds chambered in 5.56 NATO, making it a popular choice among those seeking a lightweight and adaptable solution.
Specifications
SB Tactical Adjustable 5 Position Arm Brace No Buffer Tube, Black - SBA4X-01-SB
August 2026 on GunPartPicker
SB Tactical Adjustable 5 Position Arm Brace No Buffer Tube, Black - SBA4X-01-SB ranked #19 of the 204 stocks and braces builders added on GunPartPicker in August 2026, behind the Mission First Tactical Stock, Black, Aluminum - BMSMILMTLBL, with about 1% of all stocks and braces added to builds. That's its 2nd straight month at #19. Builds with this stock are split between .308 Win (33%) and 300 Blackout (33%), split between carbine-length (50%) and pistol-length (50%) gas systems, and mostly AR-15 (67%, then AR-10 33%).
Today all 7 retailers we track have it in stock. Buying today, the lowest price is $99.99 at Brownells.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 62 builds that include this one
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Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
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Wilson Combat AR-15 Starburst Gunfighter Pistol Grip Black
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
EOTECH XPS2 Holographic Sight, Tan - XPS2-0TAN
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 3 →Builds in the community that include the SB Tactical Adjustable 5 Position Arm Brace No Buffer Tube, Black - SBA4X-01-SB
| Build | Parts | Total |
|---|---|---|
 | 32 | $5961.11 |
 | 27 | $3307.85 |
 | 25 | $2404.57 |
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