Helm RDB-60 Down Rigger Bracket 1-1/2" diameter 60 deg. Stainless steel. This unique bracket allows you to mount your favorite downrigger by simply sliding the unit into your flush mount rod holder. Butt stop in bottom of rod holder locks into two of four slots in bottom of unit. Top plate of bracket can be easily drilled to mount downriggers, fish cleaning stations, etc. The bracket is constructed of sturdy anodized aluminum with a 1 1/2" diameter tube and welded 3/16" thick 5" x 5" aluminum top plate. One unit per package.