LWRC SIX8-A5 Razorback II: The Best 6.8 SPC AR-15?

Published on December 27, 2019
Duration: 33:15

This comprehensive review of the LWRC SIX8-A5 Razorback II, presented by Mrgunsngear, highlights its advanced features and performance. The rifle excels in 6.8 SPC, offering superior terminal ballistics compared to 5.56 NATO. Expert insights cover its short-stroke gas piston system, ambidextrous controls, and proprietary magazine compatibility, making it a top-tier choice for hunting and defense applications.

Quick Summary

The LWRC SIX8-A5 Razorback II is a top-tier 6.8 SPC AR-15 platform, praised for its superior terminal ballistics and reliability. Featuring a short-stroke gas piston system, ambidextrous controls, and a cold hammer-forged barrel, it delivers sub-MOA accuracy and is ideal for hunting medium game or personal defense.

Chapters

  1. 00:00Introduction to the LWRC SIX8-A5 Razorback II
  2. 02:13Accuracy Testing at 100 Yards
  3. 05:37Barrel and Gas System Specifications
  4. 10:55Receivers and Ambidextrous Controls
  5. 13:16Internal Components and BCG
  6. 19:556.8 SPC Ballistics and Magazine Propriety
  7. 24:44Conclusion and Pricing

Frequently Asked Questions

What makes the LWRC SIX8-A5 Razorback II suitable for hunting and defense?

The LWRC SIX8-A5 Razorback II excels in 6.8 SPC, offering superior terminal ballistics and energy compared to 5.56 NATO out to 300 yards. Its robust construction, reliable piston system, and accurate performance make it ideal for medium game hunting and personal defense scenarios.

What are the key features of the LWRC SIX8-A5 Razorback II's operating system?

This rifle utilizes a short-stroke gas piston system with two settings (suppressed/unsuppressed) for enhanced reliability and reduced fouling. The piston system is easily accessible by removing the top rail, allowing for maintenance without disturbing optics.

Is the LWRC SIX8-A5 Razorback II compatible with standard AR-15 magazines?

No, the LWRC SIX8-A5 Razorback II is specifically designed for the 6.8 SPC cartridge and requires proprietary LWRC SIX8 PMAGs. Standard 5.56 NATO STANAG magazines are not compatible due to differences in magazine well and feed geometry.

What kind of accuracy can be expected from the LWRC SIX8-A5 Razorback II?

During testing at 100 yards with a 1-8x scope and suppressor, the rifle achieved groups as tight as 1.125 inches with Federal American Eagle 90-grain TNT JHP ammunition, indicating excellent inherent accuracy.

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