ECSiNG 2Pcs Cassette Player Square Rubber Drive Belt 132mmx0.9 mm Compatible with Sony CFS-B11 CFSB11

["Cassette drive belt compatibility compatible with Sony CFS-B11 CFSB11 boombox models, matching inner circumference 132 mm with square 0.9 x 0.9 mm cross section to keep steady tape transport and clear playback.","Square rubber belt size fit inner circumference 132 mm and 0.9 x 0.9 mm profile designed for cassette mechanisms, helps limit wow and flutter by keeping consistent linkage from motor to flywheel in daily use.","Audio repair replacement use refresh worn or broken belts in cassette radios and decks, practical for home bench repairs, supports reliable take up torque and speed during recording and playback tasks.","Material and build elastic rubber square profile provides solid pulley contact, limits slip during operation, black color blends with mechanisms, suitable for indoor workshops and hobby restoration projects.","Install and scenarios two pack covers one device plus spare, quick setup with basic tools for home audio, office breakroom radios, classroom players, and retro collectors maintaining working vintage gear."]