Searching of an universal wheel? Our professional universal wheel will be the for you. Made of PP and iron material, enough for your long-term use. They are smooth rolling and left no marks or sign of ware on the hardwood. Also these swivel ball casters make little noise. Features - Color: As shown. - Material: PP+iron. - Size: 6.30X5.00X5.00cm/2.48X1.97X1.97in. - Replace the old or broken caster wheel with a new one. It will meet your needs. Good and inexpensive. - Environmental protection, bearing strong and wear-resistant. Stable installation, not easy to fall off, steady and reliable to use. - Caster could rotate 360 degrees good for moving light furniture and displays quietly. - The precision ball bearing in the antique casters movement smooth and quiet. - They are smooth rolling and left no marks or sign of ware on the hardwood. Also these swivel ball casters make little noise. Package list: 4 Caster Wheels