New OSS HX QD762 Silencer and MDR

Published on July 19, 2018
Duration: 24:08

This guide details the installation and initial performance evaluation of the OSS HX-QD 762 silencer on a Desert Tech MDR rifle. It covers the unique mounting system, the benefits of OSS's flow-through technology in reducing back pressure and improving firearm cleanliness, and provides decibel readings for sound suppression. The review also touches on the effectiveness of the Pulsar XP50 thermal sight.

Quick Summary

The OSS HX-QD 762 silencer features a flow-through design that vents gases forward, reducing back pressure and keeping firearms cleaner. Tested on a .308 MDR, it achieved 142.2 dB at the ear. Its proprietary taper mount QD system offers secure attachment and resists carbon seizing, improving upon legacy designs.

Chapters

  1. 00:16Introduction: MDR & OSS HX-QD 762
  2. 01:25Thermal Optics: Pulsar XP50 Review
  3. 02:29OSS Flow-Through Technology Explained
  4. 04:23Range Testing & Hearing Safety
  5. 06:43Comparison: New vs. Legacy OSS Systems
  6. 12:14Decibel Meter Testing Results

Frequently Asked Questions

What are the key benefits of the OSS HX-QD 762 silencer's flow-through design?

The OSS HX-QD 762's flow-through design vents gases forward, significantly reducing back pressure. This keeps the firearm cleaner, prevents over-gassing, and minimizes the 'port pop' at the shooter's ear, enhancing comfort and hearing safety.

How does the OSS HX-QD 762 mounting system differ from older OSS models?

The new HX-QD 762 utilizes a proprietary muzzle device with coarse, self-torquing threads and a taper mount. This design is an improvement over legacy multi-piece systems, offering easier attachment and better resistance to carbon seizing.

What sound levels were recorded during testing of the OSS HX-QD 762?

When attached to a .308 Desert Tech MDR, the OSS HX-QD 762 registered 149.0 dB at the muzzle and 142.2 dB at the shooter's ear. On a 5.56 IWI X95, it achieved a quieter 133.8 dB at the ear.

Is the Pulsar XP50 thermal sight recommended?

Yes, the Pulsar XP50 thermal sight is highly praised for its superior clarity, durability, and advanced features, outperforming other thermal optics the reviewer has previously used.

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