Van Staal VR 50-75 Series Power Knob Handle Knob KitTheVan Staal VR Series Power Grip Handle Knob is an upgrade to the Van Staal VR 50 and 75 Series reel’s handle knob to create a stronger, sturdier, and more comfortable grip. Made of lightweight aluminum, this is a definitive upgrade from the stock plastic handle knob. The knob comes with all parts necessary for installation, all you need separately are a 9/32″ open-ended or adjustable wrench, 1/8″ hex head key, and red Loctite.