- Unit has 1 1/2" 11.5 NPS fitting for attachment of extension column
The I-Beam Clamp is designed to anchor a Peerless-AV ceiling mount to an overhead I-beam. Two sizes are available, with a 4” (12 mm) or 5” (127 mm) adjustment range. The 1 1/2-11.5 NPS threaded fitting is compatible with Peerless-AV Extension Columns (several models available, both fixed length and adjustable).
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