SB Tactical SBA3 FDE Pistol Brace with Mil-Spec Buffer Tube Assembly

Original price was: $139.95.Current price is: $109.95.

SB Tactical SBA3 FDE Pistol Brace bundled with a complete mil-spec buffer tube assembly (SKU: DT-SBA3-BT-FDE). The SBA3 features 5-position adjustability, an integral ambidextrous QD sling socket, and a lightweight 7 oz polymer body. Fits any AR-15 lower accepting a mil-spec carbine receiver extension. Made in the USA.

SKU: DT-SBA3-BT-FDE

The SB Tactical SBA3 FDE Pistol Brace paired with a mil-spec buffer tube assembly gives you everything needed to complete the rear end of your AR pistol build.

The SBA3 is SB Tactical’s most popular adjustable AR brace — used by over 100 manufacturers since 2019 — with a slim, minimalist profile, 5-position adjustability, and an integral ambidextrous QD sling socket. This combo ships with the brace and a complete mil-spec buffer tube assembly ready to mount on any standard AR lower.

SB Tactical SBA3 FDE Pistol Brace

The SBA3 is built around a lightweight synthetic polymer body that slides onto any mil-spec carbine receiver extension. Five locking positions let you dial in your preferred length of pull. The integral QD sling socket works left or right-handed with no adapter needed. Made in the USA.

  • SKU: DT-SBA3-BT-FDE
  • Color: FDE (Flat Dark Earth)
  • Weight: 7 oz
  • Overall length: 6.25″
  • Max width: 1.945″
  • Positions: 5-position adjustable
  • Material: Synthetic polymer
  • QD sling socket: Integral, ambidextrous
  • Fits: All platforms accepting a mil-spec carbine receiver extension
  • Origin: Made in the USA

Mil-Spec Buffer Tube Assembly

The included mil-spec buffer tube assembly is hard anodized 6061 aluminum with standard carbine spec dimensions. It accepts any standard carbine buffer and spring, and comes with everything needed to mount the SBA3 and button up your lower.

  • Buffer tube: Mil-spec diameter hard anodized aluminum
  • Includes: Buffer tube, carbine buffer, carbine buffer spring, castle nut, and end plate
  • Compatible with: Any AR-15 lower accepting a standard mil spec extension

What’s Included

  • SB Tactical SBA3 Pistol Brace (FDE)
  • Mil-spec buffer tube
  • Carbine buffer
  • Carbine buffer spring
  • Castle nut
  • End plate

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What’s included in this FDE SBA3 kit?

The kit includes the SB Tactical SBA3 pistol brace in FDE, a mil-spec buffer tube, carbine buffer, carbine buffer spring, castle nut, and end plate. Everything needed to complete the rear end of your AR pistol build.

Does the SBA3 fit any AR-15 lower?

Yes. The SBA3 fits any AR-15 lower that accepts a standard mil-spec carbine receiver extension. It is not compatible with commercial-spec buffer tubes.

How many positions does the SBA3 adjust to?

The SBA3 is 5-position adjustable. It slides on the mil-spec buffer tube and locks into any of the five positions.

What is the weight of the SBA3 brace?

The SBA3 weighs 7 oz and measures 6.25″ overall length with a max width of 1.945″. It is one of the lightest and slimmest adjustable AR pistol braces available.

Will the FDE color match other FDE parts?

SB Tactical’s FDE finish is a close match to standard Mil-Spec FDE (similar to Magpul FDE). Minor shade differences may exist between manufacturers. The brace body is synthetic polymer.