Lectrotab Trim Plate Retrator f/ST Tabs [PR500-ST]Trim Plate Retrator for ST Tabs The PR500 Bracket assembly enables Lectrotab SMART TABS to be set in two different positions without the need for any additional tools. When the bracket handle is in the Down position, the SMART TABS will function as trim tabs. When the bracket handle is in the UP position, SMART TABS will be fully retracted. The brackets are ideal for use when storing a boat, beaching a tender, or in very shallow water conditions, such