Features: OOTDTY High Quality Material: Made of lightweight aluminum alloy supplies with excellent corrosion resistance and climate resistance; and geared up with 4 chrome steel screws, which are often used on any regular or abnormal surface, delicate to transport, and regular to install. Waterproof Rubber Pad: The bracket comes with four pieces of water-resistant EPDM rubber pads, no use for additional reinforcement, more waterproof, non-slip, sturdy and durable. Screw gap design: The photovoltaic guide has 10 screw holes, which might be installed in any hole in keeping with your in order that the process guide is more correct on your needs. We supply two size sizes (300mm/400mm) Easy to Install: Solar mounting accessories, roof accessories for backyard houses, storage roofs, sheds with corrugated iron roofs. Multi-purpose: Can be put in in diverse locations akin to yachts, RVs, industries, houses, tin sheds, etc. Specifications: Material: Aluminum Alloy Type: 300mm/400mm 300mm Size: Approx. 300x80x40cm/11 400mm Size: Approx. 400x80x40cm/15 Package Includes: 1x 4x Screws 4x Rubber Pads Note: Please enable 1-2cm mistakes due to guide measurement, simply be sure to don't mind earlier than you order. Due to the difference between varied monitors, the picture won't mirror the actual color of the item.