Description National Hardware Cane Bolt, Series: V836, 1/2 in Diameter, 12 in Overall Height, Wall Mounting, 0.94 in Mounting Hole, Suitable For Use With: Single or Double Doors and Gates in the Open or Closed Position, Hot Rolled Steel, Zinc Plated, Includes: Mounting Hardware, BHMA A138.18, For Vertical or Horizontal Applications.