The New CIENA/NORTEL OM6500 Shelf Brkt Kit is designed to hold a 600mm rack in place with a 515 C-C ETSI hole pitch. This product is specifically designed for enterprise networking setups, providing a sturdy and reliable solution for organizing and supporting networking equipment. The kit includes all the necessary components to securely mount the rack and ensure a stable network infrastructure. Built by the reputable brand CIENA, this shelf bracket kit is a high-quality and dependable option for businesses in need of efficient networking solutions.