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The PRO-SOURCE MB400872 is a nylon strip brush with a metal back channel, designed for sweeping, sealing, guiding, and edge-finishing applications across industrial and trade environments. The brush measures 72 inches in overall length with a 3/16-inch back strip width and 4-inch bristle length. Black nylon bristles provide flexibility and resistance to moisture, mild chemicals, and abrasion. This style of strip brush is commonly installed by maintenance technicians, millwrights, and facilities personnel for conveyor guiding, door seals, machine guards, and dust containment.
Strip brushes in this configuration are suited for use in light manufacturing, HVAC panel sealing, electrical enclosure gasket applications, and industrial machine infeed or outfeed lanes. The 72-inch length accommodates full-door or full-panel runs without splicing in many standard applications. The metal back channel allows direct fastening to frames, channels, and panel edges using standard hardware.
Designed as a general-purpose replacement or new-installation strip brush for industrial, commercial, and facility maintenance applications requiring a metal-backed nylon brush with a 3/16-inch channel width.
Strip brushes of this type are installed by maintenance technicians or facilities personnel using standard fasteners through or against the metal back channel. Secure the channel flush to the mounting surface to ensure consistent bristle contact along the full length. Trim bristles only with appropriate cutting tools if length adjustment is needed, and verify channel alignment before final fastening to prevent uneven wear.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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