DescriptionThis idler pulley belt replacement is made of premium material, which can withstand long-lasting use. Features the rubber material, which has high durability, not easy to deform. Fine workmanship, ensures practicality.Features-Color: Black-Material: rubber -Size: 1.20X1.20X0.19cm/ 0.47X0.47X0.07in Inner diameter:7.5mm Outer diameter:12mm Width: 1.9mm - Suitable for tape recorder, portable music player, repeater conveyor belt replacement. - Made of high-quality rubber materials, good elongation, tensile strength and elasticity, and high durability. - After special process treatment, the surface is frosted, which will not cause distortion and shaking, etc. - Delicate workmanship, low noise, good flexibility and smooth transmission. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience.