20mm strap fits Samsung Galaxy Watch 7 FE 40mm 44mm Watch 6 40mm 44mm, Watch 6 Classic 43mm 47mm, Samsung Galaxy Watch 4 40mm 44mm, Watch 4 Classic 42mm 46mm,Galaxy Watch 5 Pro 45mm, Galaxy Watch 5 40mm 44mm, Galaxy Watch 3 41mm, Active 2 40mm 44mm, Gear Sport and other 20mm lug watches.
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