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Closed-Back Structural Shielding: The closed-back profile helps guard the back of the light assembly against moisture buildup, salt brine spray, and flying highway debris.
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Low-Profile, High-Strength Design: Engineered with a compact footprint that hugs the trailer frame tightly, minimizing the risk of tree limb snags or loading dock impacts.
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Premium Gray Polycarbonate Construction: Built from top-tier, heavy-duty polycarbonate plastic that resists fracturing, structural warping, and severe UV cracking over millions of road miles.
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45-Degree PC Compliance Ready: Fully suitable to satisfy stringent DOT/PC corner clearance requirements when positioned on an appropriate 45-degree angle alongside standard Model 19 incandescent or LED lamps.
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Broad Industry Interchange Support: Serves as a direct form, fit, and function aftermarket replacement for Grote 43390, Grote 43850, Peterson B154-09, and standard 9389 model lines.
Truck-Lite 19720 19 Series Gray Polycarbonate Rectangular Closed-Back Surface Mount Bracket – 2-Screw Base Mount for Model 19 Lights
Upgrade your vehicle's safety lighting profile with the ultra-durable Truck-Lite 19720 19 Series Rectangular Closed-Back Bracket Mount. Engineered specifically to accommodate industry-standard 1”x4” rectangular Model 19 clearance and side marker lamps, this heavy-duty gray base mount provides a rock-solid structural foundation for commercial freight trailers, dry vans, box trucks, and heavy-duty utility fleets.
Molded from premium-grade, impact-resistant gray polycarbonate, the Truck-Lite 19720 features a rugged closed-back design. This configuration provides extra protection for your light’s rear connection points from excessive road dirt, mud, and water kickup. Its low-profile, high-strength layout simplifies fleet servicing, allowing compatible lamps to quickly plug directly into place for reduced maintenance downtime.
Note: This item consists of the raw mounting bracket component only and does not include a wiring harness or lamp assembly. If you are looking for a base mount that includes a hot wire configuration, see part number Truck-Lite 19726.
Grote 43390, Grote 43850, Peterson B154-09, and standard 9389 model lines.










