Enhance your truck's electrical systems with the Adapter 3 Wire Pigtail 571.PT121,
  designed for durability and reliable performance. At Fleetone, we pride ourselves on
  offering top-notch parts that ensure your fleet runs smoothly and efficiently.
- This adapter is easy to install - Provides a seamless connection
- Built to withstand tough conditions Trust in Fleetone's commitment to quality and
  keep your operations on the move.
 
Cross Reference -
 
Grote
66830
Adapter 3 Wire Pigtail