What this product solves Smooth, quiet rolling: the quality rubber construction and dual bearings reduce noise and provide steady motion for luggage, seats, and skates. Durable and wearresistant: designed to withstand repeated use and maintain performance under load, extending the service life of wheels that see frequent use. Easy replacement and upgrade: comes with installation accessories so you can install the wheels yourself without special tools. Key features and benefits Material: quality rubber for strong durability, wear resistance, and good flexibility. Bearings: dual bearings for stable rotation and improved loadbearing capacity. Performance: engineered for lownoise operation and smooth glide on a variety of surfaces. Simple installation: packaged with accessories to complete a DIY replacement quickly. Specifications Outer diameter: 45 mm Width: 18 mm Center bearing internal diameter: 6 mm Inner diameter of the bearing: 21 mm Construction: rubber wheel with dual bearings Compatibility and use Suitable for replacing or upgrading wheels on luggage spinners, office or task chair casters, and some roller skate or inline skate setups (verify bearing and axle dimensions before installation). Ideal when you need a quiet, durable wheel that handles everyday wear and supports regular loads. Typical scenarios 1. Travelready suitcase : swap a damaged spinner wheel before a trip to restore smooth, silent rolling through crowds and airports. 2. Office chair refresh: worn seat casters to reduce floor noise and improve maneuverability on hard floors or lowpile carpet. 3. Light skating or practice sessions: use as replacement wheels where rubber construction and dual bearings provide controlled glide and shock absorption. Installation notes Includes installation accessories so you can complete the replacement or upgrade yourself. Confirm that the center bearing internal diameter (6 mm) and bearing inner diameter (21 mm) match your axle and hub dimensions before installing.