Ideal for backpacks, suitcase, rolling luggage, featuring lightweight design, thermal protection, water resistance, ease of use, and more.
Size:Wheel Diameter:4cm/1.57in; Dimension:7.8x8.1x4cm/3.07x3.19x1.57in(L x W x Dia)(A deviation of 1cm); Screw hole edge backrest height: 11mm/0.43"
The holes between suitcases and wheels maybe little different because of different production batch,if not match,you need to adjust the holes by digging the holes on the suitcase by yourself.
Note:To make sure that it is suitable for your use, please check the dimension on the picture and description.And there is 3mm error for manual measurement.
Round 4 holes design, easy to install and take off,