<https://seafrogs.com.hk/products/4-x-8-20-5cm-aluminium-one-inch-ball-ys-head-arm>
<http://schema.org/brand>
"KitDive"
<https://seafrogs.com.hk/products/4-x-8-20-5cm-aluminium-one-inch-ball-ys-head-arm>