BB421 – 4″ x 4″ SQ RC 5/8 NRP
Door Hinge
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Size: 4″ x 4″
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Hinges for residential doors
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Steel-plated finish
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With ball bearing
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Non-removable pin (NRP) security option available
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Combination of “SQ” square and “RC” rounded 5/8 corners
BB479 – 4″ x 4″ SQ NRP
Door Hinge – NRP
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Size: 4″ x 4″
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Hinges for residential doors
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Steel-plated finishing
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Non-removable pin (NRP)
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With ball bearing
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Square corners