... are looking for. 1.Can holds 1 knee board & 2wakeboards.2.This Combo racks are machined from billet aluminium;3.The ... knee board rack clamps in size of 2inch,2.5inch,to fit 2inch-2.5inch tower tubing;4.Nice ... .All mounting hardwares are supplied together with the knee board rack.8.Excellent wakeboard rack,knee board rack,combo rack, boat accessaries; Knee board ...