W5SWL Brand Premium Series SMA Male Gold Crimp (RP) or"Reverse Polarity" RF Radio Connector for RG-58 2-PACK - by W5SWL Brand SMA Male Crimp RP or Reverse Polarity Connector Fits RG-58 Series Cable Teflon Insulator, Gold Plated RF Pin, Gold Plated Body IMPORTANT NOTE - RP or "Reverse Polarity" connectors do NOT fit standard connectors. A RP male end will have a female pin, and a RP female end will have a male pin. They do NOT fit standard connectors. by W5SWL Brand is Trademarked - Sold only by Dave's Hobby Shop and NO others. Premium Communications Connectors - not for Cable TV