The following size: Overall Size: 60x 50 x 30mm/2.36 x 1.97 x 1.18inch(L*W*H); Thickness: 2mm/0.08inch; Hole diameter: 6mm/0.24inch, 8mm/0.31inch; Hole Quantity: 2; Hexagonal Bolt Size: M6 x 20mm; Nut Size: M6. Material- The solar panel brackets are made of aluminum alloy with surface oxidation treatment. They are lightweight but durable, with strong load-bearing capacity and long service life. Z-shape Design - The Z-shape bracket is a right-angle Z-shaped design. This structure is more conducive to connecting two parts for stable support, forming a reliable connection. Easy to Install - Installing our mounting Z bracket is very easy and simple. We are equipped with corresponding bolts, nuts, washers and other installation accessories. You only need to fix them. Wide Application- Our Z brackets are accessories for fixing and connecting solar panels. They can be widely used in RVs, roofs, boats, walls and other places., Manufacturer: MZPOZB