- Steel, rust-resistant load bearing support for a loudspeaker assembly, specifically the Speco Technologies G86 series of speakers and the optional STH8 backcan, or other products of similar dimensions- Intended to be used parallel to the floor plane in a suspended ceiling structure- Maximum span of 24 in one dimension- Intended for use only in an indoor environment- Outer dimensions of 23 3/4 x 14 3/8 , and the inner opening has a maximum width of 8 1/2 SPCTS8 Also known as -SPECO Ceiling Support for 8" Speaker SPC-TS8-Speco Mounting Bracket for Speaker - Steel