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Onyx Plugs are used to fill extra or empty 1/2″ holes in post. The tight tolerance of the collar provides a snug fit. These are often used with Post Termination Handrail Brackets, Post Mount Handrail Brackets, or similar relief post holes. Plugs need to be firmly tapped into the relevant 1/2″ hole with a rubber mallet or dead blow hammer.
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🇺🇸 Ship from USA · On Agora since 2026
$3.03