Are you looking for a professional, yet caster wheel? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional caster wheel must meet you needs. It is one of the choices for you. Features - Color: Black. - Size: 10.20X9.10X9.10cm/4.01X3.58X3.58 inch. - Material: Plastic. - Easy to install in your suitcase. load-bearing, , rotating flexible - Easy to transform to any directions that you want, and spend little strength to move on - Long-term use, low wear, labor-saving and quiet, flexible rotation, large load capacity and stability - The bearings of the luggage swivel wheels are made of durable plastic, allowing it to rotate at any angle, so it is very flexible for you to adjust directions easily while rolling - Wear resistant, suitable for the use of ordinary luggage box, and need you have a strong ability in DIY.</strong Package list: 4pcs universal wheels