The Westlake Match Keep Net Arm 8cm features a quick release short arm that locks into the knuckle fitting that is positioned at the lower part of the seat box leg. Simply undo the knuckle wheel and the sort arm can be pulled out, leaving the keep net free so it can be removed.The keep arm will fit most modern-day seat boxes with leg diameters of 25mm, 30mm and 36mm.Keep net armQuick releaseLength: 8cm