ABH 0128, Center Hung Pivot Set Top And Bottom Complete Set, Non-Handed, Max 250Lb Door 

Features:

• Non-handed
• The pivot set is centered on the door thickness
• Maximum door load - 250 pounds Maximum door size - 42" x 102" Average weight per unit = 2.5 lbs Includes:
• 0320 Top Pivot Frame leaf mortises into the header
• Door leaf mortises into the top of the door
• 0128 Bottom Pivot Bottom leaf mortises on top of the finished floor
• Door leaf mortises into the bottom of the door