M&P15 SPORT II MELTDOWN!

Published on November 30, 2017
Duration: 15:05

This video details a full-auto meltdown test on a Smith & Wesson M&P15 Sport II, pushing it to its limits with sustained fire. The rifle endured approximately 820 rounds before failure, primarily attributed to gas port erosion. Despite the ultimate failure, the test highlights the M&P15 Sport II's surprising ruggedness for its price point and suitability for standard semi-automatic use.

Quick Summary

The Smith & Wesson M&P15 Sport II endured 820 rounds in a full-auto meltdown test, with failure attributed to gas port erosion. Despite melting handguards and barrel droop, the rifle is considered rugged and a great value for standard semi-automatic use.

Chapters

  1. 00:00Introduction: M&P15 Sport II Specs & Test Goal
  2. 02:43Test Setup: Full-Auto Conversion & Safety Gear
  3. 03:28The Meltdown: Sustained Full-Auto Fire & Heat Buildup
  4. 08:24Failure Point: Rifle Stops Cycling After 820 Rounds
  5. 11:15Analysis: Gas Port Erosion & Barrel Droop
  6. 13:07Conclusion: M&P15 Sport II Value & Ruggedness

Frequently Asked Questions

How many rounds did the Smith & Wesson M&P15 Sport II last in the full-auto meltdown test?

The Smith & Wesson M&P15 Sport II endured approximately 820 rounds of continuous full-auto fire before its gas system failed to cycle the action automatically. This test pushed the rifle far beyond typical usage conditions.

What was the primary cause of failure for the M&P15 Sport II during the meltdown test?

The primary suspected cause of failure was gas port erosion. Extreme heat likely enlarged the gas port to a point where insufficient gas pressure was generated to reliably cycle the bolt carrier group for automatic fire.

Is the M&P15 Sport II a reliable rifle for standard use after this test?

Yes, the presenter expressed high satisfaction, noting that for standard semi-automatic use, the M&P15 Sport II is exceptionally rugged and a great value. Its performance in this extreme test exceeded expectations for an entry-level rifle.

What safety precautions were taken during the full-auto test?

The presenter, Eric, wore a Haven Gear riot suit and helmet for protection against potential catastrophic failure. The test was conducted using a registered machine gun lower receiver.

Related News

All News →

More Reviews Videos You Might Like

More from Iraqveteran8888

View all →