This bearing wheel enables seamless replacement of worn or damaged components in the machine, eliminating the need for purchasing new parts. Its sturdy plastic construction ensure performance. Features -Color:White -Material:Plastic -Size:7.80X4.90X4.90cm/3.07X1.93X1.93in -Flexible compatibility: works with numerous brands and types of abdominal machines, enhancing your workout with versatile functionality -Portable convenience: lightweight and easy to handle, this roller allows for spontaneous workouts anywhere, fitting seamlessly into your lifestyle -Dynamic exercise possibilities: the elliptical tube design enables a range of workout options, effectively targeting areas -Silent performance: enjoy workouts in peace; the wheel operates quietly, allowing for an undisturbed fitness experience in any setting -Easy to use anywhere: Ideal for home or workplace settings, making it simple to incorporate abdominal training into your routine Package list: 1 x exercise equipment bearings