Package includes: 20 pieces of tire nut bolt covers 21mm and 1 piece of 7cm disassembly tool, which usually perfectly match the number of tire nuts of a car. Widely use: suitable for all car wheels with 21mm bolts or nuts. Easy to install: just push on your bolts for a firm fit, won’t fall off easily. Useful caps: cover screw heads and d your car nut, protect them from corrosion. Car decoration: cover your old nuts or bolts, make your car tire look prettier from the outside.Package include: 20 pieces of nut bolt covers 21mm and 1 piece of 7cm disassembly tool, which usually perfectly match the tire nut count of a car. Widely use: fit for all car wheels with 21mm bolts or nuts .Easy to install: just push on your bolts for a firm fit, won’t fall off. easily. Useful caps: cover your car’s screw and nut heads, protect them from corrosion. Car decoration: cover your old nuts or bolts, make your car tire look prettier. exterior.