Features： 1、Wide Applicability: Widely used in RV, yacht and cement flat roof, solar power system, can also be used for traffic lights, warning lights, indicator lights and safety lighting backup power supply off grid photovoltaic system。 2、Strong Practicality: This solar panel Z bracket is compatible with any specification of photovoltaic modules. The ventilated Z shape can better guard the solar panel battery. 3、High Bending Strength: Using aluminum alloy materials, it is high strength, corrosion proof, UV proof , high frequency insulation performance, and will not be affected by hot, cold or humid weather. 4、Stainless Steel Fasteners: All fasteners are made of stainless steel SUS304, which is safe and beautiful and has high strength corrosion proof. 5、Easy Installation: There are pre drilled holes on the Z bracket, and the provided screws and washers can be used to easily install. Easy to install and remove. Specification： Item Type: Solar Panel Bracket Material: Aluminum Alloy, stainless steel SUS304 Weight: Approx. 1020g/35.98oz Package List： 16 x Solar Panel Bracket 8 x Accessories Package