Solar Panel Mounting Z Brackets: makes it easy to mount solar panels to recreational vehicles (RV's), boats, motorhome, cabins or anywhere else where you need a simple yet to mount solar panels. Wide Applications Range: the mounting hole reaches 24mm, which can meet various specifications of solar panels on the market. It is suitable for installing 50W to 300W solar panels. High Quality Materia: made of aluminum material, lightweight, this solar panel bracket is perfectly supporting solar panels in off-grid installation. Easy to Use: solar panels holder bent design with a certain height, is easy to use and suitable for irregular surfaces. Such as installed on rooftops,, trailers, ships, recreational vehicles or yachts. Sturdy and Durable: working during hot, cold or humid weather. Colour: black Material: aluminum alloy Package Contents: 1 set * 4 units solar panels Z bracket kit Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.