Extron Isolation Bushings provide reliable ground isolation between connectors and AAP™ AV Connectivity Modules or MAAP™ Mini AV Connectivity Modules. The precision "D"-cut shape securely locks each bushing into place within the AAP or MAAP modules for proper installation. Manufactured of durable plastic and color-coded for easy and quick identification of signal types, Isolation Bushings are available in packages of 60 pieces, 10 each of red, white, yellow, green, blue, and black.