ITEM NAME:Fishing Spinning Reel Handle Knob Metal Anti-rust Ball Knob Saltwater Use Description: Made of dual color oxidized full CNC metal. Incorporates 2 stainless steel ball bearings, direct replacement ball handle knob. Supplied with screw nut, easy to install to the handle. Match with spinning fishing reel in various sizes. Lightweight & comfortable. Added power as hand wraps around the knob to eliminate straight-arm cranking, eliminates finger fatigue and blisters. Suit for saltwater/freshwater use, corrosion resistance. Specification: Material: Aluminium Alloy Diameter: approx. 35mm/1.38inch Length: approx. 45mm/1.77inch Package Includes: 1 Set of Fishing Reel Handle Knob(only a knob and screw nuts, without handle) SKU: DMO0016775165009336.Match with spinning fishing reel in various sizes. 1 Set of Fishing Reel Handle Knob(only a knob and screw nuts, without handle). Material: Aluminium Alloy. Lightweight & comfortable. Supplied with screw nut, easy to install to the handle.