Pilates Accessory: Enhance your Pilates routine with these wheels designed for use with and Pilates beds, providing smooth and efficient movementSmooth & Silent Operating: Equipped with quality bearings, these wheels ensure a quiet and seamless experience, allowing you to focus on your workout without distractionsConstruction: Made from premium PU and steel materials, these roller wheels are built to withstand wear and tear, offering long time performance for all your exercise needsSize & Fit: Each wheel measures 70 mm in diameter and 24 mm in thickness, making them fit for most standard Pilates beds and equipment setupsComplete Set of Four: This package includes 4 roller wheels, allow you to upgrade or replace the components on your Pilates bed efficiently Specification: Material: PU, Steel Size Chart: Diameter: 7cm/2.76inchThickness: 2.4cm/0.94inch Package Includes: 4Pilates Reformer Replacement Roller Wheels Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.