NoteBefore purchasing carefully measure according to the original wheel dimensions, be sure to control the following size (diagonal image on the hole )Easy to InstallEasy Operation but Great sense of achievement.Use a hacksaw to cut off the pole or drill out the end which connects the original wheels.Put on the new ones with the included accessories.Wide ApplicationThe wheels mute effect and wear resistance, flexibility is very good,replacements for luggage case wheels and roller skate wheels.High QualityThe suitcase wheel assembly made of poly ,plastic luggage sets wheels replacement kit and the wheels roll very quietly.