?Easy to Install?Take 5 minutes to directly install or 15 minutes to cut and drill?When need to drill?The original knob which is fastened by rivet need to drill?Drill tips?The hole size need 6mm, You need to start with 4mm bit first, Then expand the hole to 6mm by a 6mm Bit; with accessories supplied, as per picture 6, please refer picture 5 for drill bit selection. ?DRILL FITMENT for Daiwa/Penn spinning reel?Daiwa BG, Penn Battle II 5000 - 8000, Penn Spinfisher, Penn Slammer 6500 7500 Spinning Reels?Direct Fitment for Shimano spinning reel?Socorro SW, Thunnus Ci4, Spheros SW, Saragosa SW, Twin Power SW, Stradic FK 5000, Stella SW saltwater spinning reels; Also direct fit for Penn Clash 5000 6000 8000. PLEASE NOTE: This product cannot be replaced directly, only drilling. ?Control easily?By changing to this power knob that fits in your hand, control performance improved better than original knob, you will not get tired even if you wind it all day long, round shape and gripping power handle make it easier to interact with fish?Please note?Compatible models are not limited to the following explanation, so if you have any questions, please contact us. ?Bigger size fit for heavier spinning reel?Fits tightly, spins well with smooth bearings. Really suitable for fishing that pulls a lure with high resistance or uses it with great force. 45mm/47mm aluminum round power knob is a great fitment for offshore saltwater fishing and jigging. It helps you catch saltwater and freshwater species you want to, such as tuna, yellowfin, and so on. ?Material?Gomexus power knob is made of aluminum cold forged, much stronger than eva or rubber stock knobs; super smooth and comfortable which you never feel?Size?1.77"/45mm?Weight?1.44oz/41g?Accessories?1 stainless steel shaft, 2 stainless steel bearings, 1 aluminum bushing?Warranty?1 Year(bearings and accessories not under warranty).

Bearing Material: Stainless Steel. Handle Material: Stainless Steel, Aluminum. Material: 100% CNC machined. Color: Black Silver. Hand Orientation: Right Hand. Brand: GOMEXUS. Date First Available: April 24, 2017. Best Sellers Rank: #71,250 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 248 ratings 4.5 out of 5 stars. : B071RLV593. Hand Orientation: ?Right Hand. Handle Material: ?Stainless Steel, Aluminum. Size: ?47mm. Style: ?47mm. Part Number: ?G45BKBKSR-1. Manufacturer: ?Fribest. Material: ?100% CNC machined. Color: ?Black Silver. Brand Name: ?GOMEXUS. Package Weight: ?0.08 Kilograms. Item Package Dimensions L x W x H: ?3 x 2.5 x 2.5 inches.