OTOTEC Cassette Player Drive Belt Compatible with Sony WM-EX88 WM-FX503 WM-EX811 WM-EX911 WM-EX77 WM-EX777 1 Pack

["- Compatibility: Compatible with Sony WM-EX88, WM-FX503, WM-EX811, WM-EX911, WM-EX77, WM-EX777; please check the exact model printing before purchase to ensure proper fit.","- Smooth Playback: Stabilizes tape transport and speed for clearer music and voice, with elastic rubber construction that helps reduce wow and flutter during daily use.","- Easy Installation: Remove the worn belt, clean pulleys, and route the new belt over the motor and capstan using basic tools for practical at-home maintenance.","- Intended Use: Restores specified vintage portable cassette players for commuting, study, and tape digitizing; designed only for the listed models, not for CD or MD units.","- What You Get: 1 black rubber drive belt; store in a cool, dry place away from oil to help maintain elasticity."]