CRJ4550PKThis bulk pack of Cat5e RJ45 Stranded Modular Plug Connectors contains 50 Category 5 (Cat5) RJ45 1piece connectors (for bulk stranded wire). All backed by StarTech.coms Lifetime Warranty. The STARTECH CRJ4550PK is a bulk pack of 50 Cat5e RJ45 Stranded Modular Plug Connectors, designed for IT professionals and businesses requiring reliable termination of bulk stranded Category 5e Ethernet cable. These 1-piece connectors facilitate the creation of custom-length patch cables or the repair of existi