Prepare your semi to be Ready for the Road Ahead™, with the Euclid Anchor Pin Jam Nut that tightly secures the anchor pin. To assist in the actuation of the spring brakes, this replacement nut secures the anchor pin in place while allowing for manual adjustment as needed. Fashioned with rigorous quality standards to provide a long and reliable service life. FleetPride is your First Click in Heavy Duty®.