Used with washer and screw, which is mounted onto the bottom of bag. Usage: backpack, bag, purse, case, handbag, luggage, etc.
Rounded Stud with Brim
Bags, luggage, or suitcases bottom plastic stud, curved and smooth, with surrounding brim.
Stud (Hollow in the Middle)
Plastic barrel shaped stud, hollow in the middle, mainly applies to bags, luggage, or suitcases. Mounted onto the bottom of the bags as supporting, to avoid direct contact with ground or floor, small size but strong and durable.
There're two parts in one set, install to the bag or luggage bottom by assembling two parts.