Diameter of ring pull is 3/4". Rod stock is 1/8" diameter. Plate dimensions are 1 1/8" by 5/8" and 1/16" thick. Plate and post have chamfered edges. The plate is nailed on with escutcheon pins that are provided. Pull is attached with a 6-32 machine screw. $49 in brushed brass, $59 with mottled patina (allow 3-4 days extra for patinated products).