[Series Name:Lock Type handle] [Length] 2.24 inch/57mm[Knob diameter] 1.38 inch/35 mm[weight] 1.66 oz/47g [Lightweight] gomexus handle reduces weight based on the use of high-quality materials.Once intall,you will feel buttery smooth and extremely lightweight. [Round Knob] Round knob give you comfortable grip than stock handle,your hands won't be painful after long-time fishing.Less pain,better grip! [Prerium Material] The power handle is made by high-quality aluminum alloy.Handle uses Japanese NMB bearings [No Drilling] It only takes 10 senconds to install.Your fishig reel doesn't need complex drilling anymore. GOMEXUS Power Handle Compatible for Okuma Ceymar Avenger Helios Spinning Reel Handle