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Advanced Diaphragm Styling: Flexible diaphragm profile holds 2.5" round lamps securely in place while making housing removal and routine bulb replacements straightforward.
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Thick Panel Wide-Groove Adaptability: Precision-engineered channel adapts to extra-thick panel surfaces and structural walls up to 0.250" thick.
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Premium Elastomeric PVC Material: High-quality black PVC construction absorbs punishing road shocks and frame vibrations while delivering outstanding electrical insulation.
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PC-Rated Clearance Flexibility: Fully compliant with strict PC clearance requirements on a 45-degree angle when paired with certified 2-1/2" diameter combination or clearance lamps.
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Aerodynamic Flush-Mount Finish: Installs tightly against vehicle bodies for a clean, professional look that lowers the risk of catching on tree branches or loading docks.
Truck-Lite 10708 10 Series 2-1/2" Open-Back Wide-Groove Diaphragm PVC Grommet – Round Flush Mount for Thick Panel Applications
Streamline your fleet maintenance and ensure a completely flush-mounted finish for your exterior safety lighting with the heavy-duty Truck-Lite 10708 10 Series Open-Back Wide-Groove Diaphragm Grommet. Engineered specifically to house standard 2-1/2 inch round marker and clearance lamps, this high-performance elastomeric grommet features an advanced diaphragm design that makes removing and replacing light housings simple, fast, and secure.
Molded from premium-grade black PVC material, this rugged mounting ring provides excellent structural insulation and fire resistance. The specialized Wide-Groove Geometry expands its versatility, allowing it to adapt cleanly to sheet metal, aluminum plates, or composite vehicle panels ranging up to 0.250 inches (1/4 inch) thick. Its open-back construction ensures unrestricted rear access to wiring harnesses, making it the perfect choice for edge lighting configurations on commercial trailers, utility trucks, and heavy transport equipment.