Features: -Made of high-quality ABS material, wear-resistant and fall-resistant, sturdy and durable. -Suitable for boards from 5mm to 22mm thick, possibility to connect boards of different thickness. -It is lightweight and can be conveniently stored in the tool bag for easy portability. -Suitable for all solid materials such as metal, wood, glass, plastic, etc. Great for mounting aquariums, securing furniture, DIY projects and more. Specification: Material: ABS Colour: red&black Clamping thickness: 5-22mm Package Included: 4x Right angle clamps .