Installs between 16" (406mm) stud centers, to a single stud or directly into a drywall opening Knock-outs for 3/4", 1.0", 1.25" and 1.5" conduit Cut-Out Dimensions: 14.4" x 14.4" (365 x 365mm) Adjustable Trim Ring allows use of 3/8" - 3/4" drywall thickness Knock-outs provide the ability to mount up to four single gang outlets. Compatible with RACO 420 gang box or equivalent Integrated cable tie locations Removable trim ring allows pre-construction or retrofit installations Drywall clamps allows the In-Wall Box to be installed in drywall, unsupported by studs Removable top and bottom plates ease installation by allowing wiring terminations to take place outside of the box UL 2416 listed 14"X14" In-Wall Box for Recessed Power and AV Components with optional Surge ProtectorPeerless-AVs new In-Wall Boxes are designed to provide ultimate flexibility for any installation. The removable trim ring allows the installation to take place before or after drywall is installed. Flexible mounting o