Size Details: Overall height: 9.8 cm (3.85"), Wheel diameter: 6 cm (2.36"), Hole Pitch: 3.3 cm/ 3.3 cm/4.6 cm/ 4.6 cm/ 4.6 cm (1.29" / 1.29" / 1.81" / 1.81" / 1.81" ). NOTE: Please check if the size provided matches the dimensions of your current wheel. Note: The wheel is not universal. Only for replacing wheels with the same hole pitch and shape. And is only SUITABLE FOR Hard shell case, NOT FOR any fabric cases. Feature: These luggage casters features light weight, heat insulation, anti moisture, easy to use, etc. Luggage Maintenance Accessory: Luggage caster wheels are quiet, wear resistant, exquisite workmanship, very practical, and is an important luggage maintenance accessory. Easy to Install: The suitcase caster is easy to install, open the case, find the screw location, unscrew the screw, and screw on the new wheel. With Multiple Screws: The luggage wheel replacement is equipped with multiple screws for installation for your convenience. Read Before You Buy: Please use pictures to determine whether it is right for you, be sure to watch the pictures before buying, then measure whether your suitcase wheels are consistent, especially the distance between the four holes. Features: 1. The suitcase casters are made of premium nylon material, safe and environmentally friendly, strong and durable. 2.These nylon luggage casters features light weight, heat insulation, anti moisture, flame retardant, easy to use, etc. 3.Luggage caster wheels are quiet, wear resistant, exquisite workmanship, very practical, and is an important luggage maintenance accessory. 4.The suitcase caster is easy to install, open the case, find the screw location, unscrew the screw, and screw on the new wheel. 5.The luggage wheel replacement is equipped with multiple screws for installation for your convenience. Specification: Item Type: Luggage Caster Wheels Material: Nylon Gross Weight: 279g/9.8oz Color: Black Package List: 2 * Luggage Caster Wheels 8 * Screws