Ives 7230F INT LH US32D Intermediate Pivot, 3/4" Offset, Fire Rated, Left Hand, Satin Stainless Steel. This intermediate pivot is used with 7230F and 7237F offset pivots . Use for door weight over the pivot set limit. Use one additional pivot for every additional 100 pounds. The 7230F Recommended for use with 1-3/4" minimum door thickness, with 1/8" bevel in 2".