●Wide Compatibility: Perfectly suited for record players, CD-ROM video equipment, Walkmans, DVD drives, and more. ●Rubber Material: Crafted from rubber, these belts offer durability, stability, and vibration-free performance. ●Exceptional Durability: These belts exhibit remarkable wear resistance and maintain proper tension without deformation. ●Various Sizes: Assorted sizes within the 40-135mm range cater to different usage needs 4mm width. ●Practical Pack: Each pack includes 100pcs belts, ensuring you have enough for various devices and replacements.