https://www.mccoys.com/shop/p/0573394-052303-36/lambro-2841-worm-gear-clamp-4-in-duct-clamping-range-3-916-to-4-12-in-steel-zinc
2841 Worm Gear Clamp, 4 in Duct, Clamping Range: 3-9/16 to 4-1/2 in, Steel, Zinc
Sku: 0573394-052303-36
$3.49 / Package
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These clamps are made up of zinc-plated steel and are ideal for the installation of most home and industrial dryers. Their unique design allows for easy-to-tighten convenience. Clamps can also be used on most bath fans and other applications.
Duct Size
4
Clamping Range
3-9/16 to 4-1/2
Material Gauge
0.03
Material
Steel
Finish
Zinc
Dimensions
1/2 in H
Suitable for
Flexible, Rigid and Semi-Rigid Duct