This bulk pack of cat 5e rj45 stranded modular plug connectors contains 50 category 5e rj45 ends for stranded wire field termination the crj4550pk cat5e plugs are backed by startechcom3939s lifetime warranty for best results we recommend that the connector be installed using startechcom3939s ctk400lan or rj4511tool convenient 50 pack for bulk cat5e field terminations terminate your cat5e cables to the exact length required guaranteed reliability 50x cat 5e rj45 modular plugs designed to