Arsenal SLR-104UR 5.45x39 AK-74 Variant Review: Part 1 (HD)

Published on January 19, 2015
Duration: 7:58

This review of the Arsenal SLR-104UR in 5.45x39mm focuses on its performance as a 16-inch barreled rifle before modification. The presenter notes that the rifle is over-gassed in this configuration, leading to harsh recoil and potential wear. Initial testing at 50 meters with various ammunition types (7.62x39mm, Golden Tiger, Wolf FMJ) indicates no keyholing, establishing a baseline before the barrel is chopped. The review highlights differences in the gas block, front sight, muzzle brake, and hinged dust cover compared to traditional AK-74M variants.

Quick Summary

The Arsenal SLR-104UR in its 16-inch configuration is over-gassed, leading to harsh recoil and potential receiver wear. Initial testing at 50 meters with various ammunition types showed no keyholing, establishing a baseline before the barrel is chopped to improve gas regulation.

Chapters

  1. 00:32Introduction and Rifle Acquisition
  2. 01:13Initial Performance and Over-Gassing
  3. 02:26Keyholing Test Baseline (50m)
  4. 04:20Comparison with SLR-104FR
  5. 04:36Handguard and Front End Details
  6. 04:53Piston and Dust Cover Design
  7. 05:38Pre-Chop Configuration and Future Plans

Frequently Asked Questions

What are the initial performance issues with the Arsenal SLR-104UR in its 16-inch configuration?

The Arsenal SLR-104UR in its 16-inch configuration is notably over-gassed. This leads to harsher recoil and a faster cycling bolt carrier group, which can cause premature wear on the receiver. The presenter plans to address this by chopping the barrel.

Does the Arsenal SLR-104UR keyhole with its 16-inch barrel?

In initial testing at 50 meters with various ammunition types including 7.62x39mm, Golden Tiger, and Wolf FMJ, the Arsenal SLR-104UR did not exhibit keyholing. This establishes a baseline performance before the barrel is modified.

What are the key differences between the Arsenal SLR-104UR and a traditional AK-74M?

The SLR-104UR differs from traditional AK-74M variants in its gas block, front sight setup, muzzle brake, and its hinged dust cover. It also features a shorter, stubbier piston and shrunk-down handguards.

What modifications are planned for the Arsenal SLR-104UR?

The presenter plans to chop the barrel of the Arsenal SLR-104UR to improve its gas regulation. This modification requires engraving the firearm with the trust name and obtaining an ATF tax stamp (Form 1).

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