Simpson Strong Tie HD2AHDG 8" Hold Down HDG2-3/4"W x 8"H x 2-9/16"B7 Gauge Base, 12 Gauge BodyLoad Transfer Plate eliminates the need for a seat washer.5/8" Anchor Bolt DiameterHDG - Hot Dipped GalvanizedAll HDAs and the HD15 are self-jigging, ensuring...