IDEAL Cat5e Feed-Thru RJ-45 Modular Plug (25-Pack) 85-370 - The Home Depot
Amazon.com: GTZ RJ45 Cat5e Pass Through Connectors - Pack of 50 - EZ to Crimp Modular Plug for Solid or Stranded UTP Network Cable - Male Ethernet Connector End : Electronics
CAT5e Shielded RJ-45 for 0.041" max. conductors, 25/pack