DW Mag/Delta/Drop Retroplate™ The original; this will allow you to replace the Mag, Delta or Drop Throw-off on your DW snare drum. All fasteners are included and assembly is fairly simply; just add your own Trick GS007 throw-off. $24.95 shipped to any address in the United States, including Alaska, Hawaii and U.S. Territories. International customers; please contact us for your low price. Email To see the ease of assembly or to assemble your newly acquired Retroplate, simply click or tap HERE to watch the assembly video!