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Shimano 10A3U is a star drag nut replacement part for Shimano reels, identified by MPN 10A3U. It functions as the star-shaped drag adjustment nut used in reel drag assemblies and is supplied as a single OEM replacement component. Model compatibility examples include 14BRC CI4 201H, Curado, SLX, Caius, and Citica series. Includes Proposition 65 warning.
OEM Shimano star drag nut (MPN 10A3U / BNT4903) compatible with multiple baitcast, spincast, and spinning reel models. Includes Proposition 65 warning.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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