These are the Female Traxxas Connectors Plugs Only (No Wires).

FEATURES: Shrouded wire connections (no shrink tube required)
          Wide surface area, gold-plated terminals
          Reverse polarity protection makes it impossible to connect backwards
          Textured surface for easy gripping
          Compatible with high-current 12-gauge wire
          Secure, positive locking spring loaded terminals for consistent
            contact
          Multiple locking barbs keep terminals secure

INCLUDES: Twenty-five black female plastic connector
          Twenty-five sets of gold metal pins
          Instruction sheet

REQUIRES: Soldering wires to the metal pins