Product Description
Daiwa WD4-0401 Handle Knob Cap – M-ONE UTD 400 & UTD 200
Complete your handle assembly with the Daiwa WD4-0401 Handle Knob Cap. This is the genuine OEM cosmetic cap designed to snap into the handle knob of the modern M-ONE UTD series reels.
This small but essential component serves two purposes: it provides a clean, finished look to your reel handle, and it seals the knob cavity to protect the mounting screw and bearings/bushings from saltwater intrusion and debris. If you have lost your cap during a fishing trip or while servicing your reel, this factory replacement will restore the original appearance and protection.
Key Features
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Genuine Daiwa Part: Precision molded to snap securely into the WD4-0201 UTD Handle Knob.
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Protective Seal: Prevents saltwater spray, sand, and fish slime from corroding the internal handle screw.
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Snap-Fit Design: Installs easily without tools; simply press firmly until it clicks into place.
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Finish: Matte black finish to match the UTD series aesthetic.
Model Compatibility
This cap is the standard factory part for:
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Daiwa M-ONE UTD 400 (Ultimate Tournament Drag)
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Daiwa M-ONE UTD 200
Retrofit Note: If you are upgrading a Vintage M-ONE reel with the modern "Soft Touch" knob, you must use this cap. The old-style wood or hard plastic knobs used a different cap that is not compatible with the modern rubberized knob.
Schematics & Installation
Installation Tip: This cap covers the Handle Knob Screw (WD4-0301). To remove an old cap, use a small pick or thin flathead screwdriver to gently pry it out. To install the new one, align it and press down with your thumb.
For detailed assembly views and part locations, please refer to the schematics at www.reelschematic.com.
Part Specifications
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Manufacturer: Daiwa
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Part Number: WD4-0401
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Alternate Part Number: Part of "M-ONE KNOB KIT" (Legacy Reference)
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Associated Parts: WD4-0201 (Knob), WD4-0301 (Screw)
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Parts
If you ever tried to find parts for this stuff? Not a problem. I was pleased with the supply of difficult to find items and they had them in stock for same day pickup!

