Klipsch IC-400/525 Mounting Ring for In Ceiling Speakers (6pk)Overview Specifications For use with our IC 400 T and IC 525 T in ceiling speakers Simplifies drywall installations Heavy duty pre construction design Each kit includes six rings Part # 1010413 This optional mud ring kit offers increased mounting flexibility for our IC 400 T and IC 525 T 70 volt in ceiling speakers when used in drywall applications. These pre construction brackets are made of durable powder coated 20 guage steel making them suitable