SB Tactical SBA3 vs SBA4 Pistol Brace Comparison

Published on May 11, 2020
Duration: 5:37

This expert comparison by Hop details the differences between the SB Tactical SBA3 and SBA4 pistol braces. The review highlights significant weight disparities, with the SBA4 being considerably heavier and bulkier than the SBA3. It also covers design elements like stabilizing struts, cheek weld comfort, and sling attachment points. Ultimately, personal preference, influenced by factors like weight and perceived comfort, dictates the better choice for an individual's AR pistol setup.

Quick Summary

The SB Tactical SBA4 is heavier (10oz brace only) and wider than the SBA3 (6.75oz brace only), featuring stabilizing struts. While the SBA4 improves balance on front-heavy pistols, the SBA3 offers a lighter, less bulky option with a generally more comfortable cheek weld due to its sloped design.

Chapters

  1. 00:15Introduction & Comparison Overview
  2. 00:32Brace and Pistol Setup
  3. 01:00Shockwave 2.0 Issues
  4. 01:08SBA4 Weight Advantage
  5. 01:36Brace Weight Comparison
  6. 02:18SBA4 Physical Differences
  7. 02:48Struts and Flexing
  8. 03:20Struts and Split Fix: Importance
  9. 04:15Cheek Weld and Comfort
  10. 04:31Sling Attachment Points
  11. 04:55Adjustability and Rattle
  12. 05:17Conclusion and Preference

Frequently Asked Questions

What are the main differences between the SB Tactical SBA3 and SBA4 pistol braces?

The SBA4 is heavier (10oz brace only) and wider than the SBA3 (6.75oz brace only). The SBA4 features stabilizing struts, while the SBA3 can flex and may require an accessory like the SplitFix. Comfort of the cheek weld also differs, with the SBA3 often considered more comfortable due to its sloped design.

How does the weight of the SBA3 and SBA4 braces affect an AR pistol's balance?

The SBA4's greater weight (10oz) adds significant mass to the rear of the pistol, improving balance on front-heavy setups. The lighter SBA3 (6.75oz) offers less of this effect but is preferred by some for its reduced overall weight and bulk.

Which pistol brace, SBA3 or SBA4, offers a more comfortable cheek weld?

The SBA3 generally provides a more comfortable cheek weld due to its sloped design. The SBA4 has vent holes in the cheek weld area, which some users find less comfortable than the continuous surface of the SBA3.

Are there any accessories mentioned to improve the SBA3 pistol brace?

Yes, the SBA3 SplitFix by Lunar Concepts is mentioned as an accessory designed to address the potential flexing of the SBA3 brace. It costs $22.00.

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