Structural Failure: X-Frame Breakage
At 5:20 in
Boss Snowplow -Failure after failure in The Back Drag Pro
What happens here
The reviewer highlights a critical structural failure: the X-brace of the plow's lifting mechanism, made of 2-inch square tubing, tore through. This breakage occurred without hitting any major obstruction, leading to the plow sitting at an angle. He explains that the plow is designed to break Grade 2, 1/2-inch by 4.5-inch shear pins under excessive load to prevent damage to more critical components. The repeated breaking of these pins eventually led to the failure of the X-brace itself, which was not designed to withstand the stress when stronger pins are used or under prolonged strain.
Goal: Expose critical design weaknesses and their consequences
Tools and materials
- 1/2-inch by 4.5-inch Grade 2 Bolts N/A — The specified shear pins for the plow
- 2-inch Square Tubing N/A — The material of the X-brace that broke
- BOSS Drag Pro Snowplow BOSS — Showing the broken X-brace and shear pin mechanism
What they say
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What they say
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