1-1/8" x 2", Lift Arm Pin, Category 2 Forged, Lift Arm Pins Connect Implement To Lift Arms On Tractor, Overall Length 6-1/8", Useable Length 2", Pin Diameter 1-1/8", Pin Type F, Thread 1-1/8 NF, Nuts & Washer Included, Yellow Zinc Plated To Resist Corrosion.