Improve your fitness routine with our versatile fitness equipment accessories. The rollers and pulleys are designed to facilitate smooth and efficient movement, reducing strain on your equipment. Suitable for various exercise machines, these components help you maintain a consistent workout regimen, ensuring optimal performance and results. Features -Color:Black -Material:PP, PA -Size:6.60X6.60X2.00cm/2.59X2.59X0.79in -Effortless transport: the roller wheel design facilitates easy movement and storage, allowing you to relocate your fitness equipment with ease -Flexible rotation: with a universal wheel design, these wheels offer smooth and flexible rotation, enhancing the usability of different fitness machines -Durable material: made from durable plastic, these wheels are designed to endure frequent use, providing reliable performance for your exercise equipment -Great for sports enthusiasts: these wheels are good for fitness fans, improving the functionality and convenience of your workout gear -Versatile fit: compatible with a range of fitness machines, including bikes and treadmills, these wheels are a practical addition to any home gym Package list: 4pcs universal roller wheel