Drop Ceiling Rail Hook by John, Download free STL model

ceiling hook 3D Models to Print - yeggi

OOK Elephant Ceiling Hook, 360 Swivels, Tool-Free, 100-lb Capacity

Rails - Picture rail systems - STAS picture hanging systems

Drop Ceiling (Suspended Ceiling) hooks seperated by HeavyMetalGuy

ceiling hook by Milan Masek, Download free STL model

Drop ceiling cable/wire holder by Dima, Download free STL model

STAS drop ceiling hooks for dropped ceilings - STAS picture

suspended ceiling hook 3D Models to Print - yeggi

Suspended Ceiling 3D Models download - Free3D

Ceiling Cable Hook by samlovecroc

MRH Oct 2012 - Issue 32 by Model Railroad Hobbyist magazine - Issuu