They are used to terminate speaker wire

Warranty Limited Lifetime Cable Weights 3ft 6ft 10ft 15ft 25ft 35ft 50ft 75ft 100ft 125ft 150ft 14AWG 0

5mm audio devices such as PCs and stereo systems to dual channel RCA audio inputs

Works well in a small office or home where space is limited

495mm Aluminum Rails for Custom Installation (Pair) modular-wall They are used to terminateOverview These aluminum rails can be used with the MT 1514 for custom installation. They fit together and can be screwed into the wall. Installation Specifications Physical Characteristics Mounting Style Screw on Color Silver Material Aluminum Width 495mm Compatibility MT 1514 Video Wall TV Mount Arms and Accessories for Custom Installation Approvals RoHS Compliant Reach Compliant Packaging Information Package Quantity 1 Mounting Hardware 4 ST6. 3x55