Makita 210049-4 — genuine Makita ball bearing (type 609ZZ). This is a double-shielded, deep-groove ball bearing specified as 609ZZ and shown in Makita parts diagrams as part number 210049-4.
Key specs: metal shields both sides (ZZ), bore 9 mm × outer diameter 24 mm × width 7 mm (9 × 24 × 7 mm). Designed for high-speed small-motor/spindle use and to keep lubricant in and debris out.
Typical applications / example Makita models where 210049-4 appears in the parts breakdown: DUR190L / DUR190U / DUR191L / DUR191U series string trimmers, UR006G (40V XGT trimmer) / UR006GZ01, brushcutter/trimmer assemblies. Cross reference with model’s parts drawing to confirm quantity and placement.
Notes for the repair: this original Makita bearing for models, (UR006G parts lists show two 210049-4 bearings while some DUR190 variants list one), so check your parts breakdown for the exact count before installation.
Replace worn or damaged bearings with this original Makita 210049-4 to restore proper spindle/gear alignment and quiet operation to compatible Makita trimmers and drive-head assemblies.
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