Insulated Bridle Ring for Wood 2″, Zinc Plated Steel
https://nsiindustries.com/product/insulated-bridle-ring-for-wood-2-zinc-plated-steel/
Bridgeport’s Insulated Bridle Rings for Wood are used to support voice, data or video cabling. Wood style rings are threaded for easy assembly into 1/8″ diameter pre-drilled holes. Insulated open loop end allows easy insertion of cabling.
 
													