- Solid and reliable terminations for copper cabling featuring a minimum of 3 mm 50 micro-inch gold-plated jack contacts - Top-entry punch-down blocks simplify installation - Compatible with Krone punch-down tools - Supports 24 to 26 AWG stranded and solid wire - For use with fully shielded twisted pair (FTP) Cat6 network cable - Ideal for Ethernet, Fast Ethernet and Gigabit Ethernet network applications - Meets 19" rackmount standards.