Specification:
Quantity: 20 pcs pack
Colour: Black
Size: Bore diameter: 13mm/0.5inch, spanning height: 8mm/0.3inch, total height: 15mm/0.6inch.
Material: Made of high quality plastic, durable.

Features:
Easy to use: Easy to install and remove, provides effective protection against damage of bolts and nuts, and improves the appearance of the product.
Exquisite appearance: Use it to hide sharp bolt edges with an exquisite appearance, providing an aesthetically pleasing look for decorative projects.
Durability: Suitable for indoor, outdoor or humid environments, increasing service life.

Warm tip: All data are measured manually, please understand if there is any error!