Gibraltar P69120-BGB

7/16-20 Thread, 1″ Yoke Width, Carbon Steel, Tapped Yoke 7/16″ Hole Diam, 1-7/8″ Hole Center to Neck, 13/16″ Yoke Arm Height, 23/32″ Neck Diam, 1″ Neck Length, 2-7/8″ OAL