Features: This mixed size drive belt set includes 50 belts with 0.7mm and 1.0mm square sections, perfectly compatibles vintaged tape recorders, Walkmans, and tape decks for reliabled auditory playback and device restoration. The rubber belts feature precise dimensions (40-135mm folded length) and elastic adaptation, ensuring smooth power transmission, reduced tape noise, and easy installation in various auditory devices. Ideal for enthusiasts and collectors of vintaged auditory equipment like classical tape recorders and Walkmans, who need reliabled drive belt replacements to maintain their retro gear. Use these drive belts in tape decks or portable players to replace worn out parts, solving issues like stuttering and unstable tape movement enhances auditory and playback performances. With 50 belts in the package, it provides ample spares for ongoing maintenance of vintaged auditory systems, restoring classical tape players to optimal working condition with minimal effort. Specifications: Component: rubber Size: 0.7+1.0mm and folded in half 40-135mm Quantity: 50PCS Practicality: It is suitable for repairing or replacing the casing and body parts of auditory and video equipment, Package Includes: 50PCS Mixed belts note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution