Check the listing for details. 12 x Solar End Clamp Solar Panel Mount Bracket Black Mounting Clamps 40mm. Condition: New. Listed at 28.56 USD. What is this?These Solar End Clamps can grip, support, secure or connect workpieces, equipment or other structures to ensure they maintain the desired position and stability during processing, assembly, testing or use. They are widely used in manufacturing, engineering, construction and other linesWhat will I get?Solar Panel Mount Bracket, is in size of:Clamping Range: 40mm/1.57 InchMaterial: AluminumSlide Size: 23.5 x 19.7 x 8.5mm/0.93 x 0.78 x 0.33 Inch InchBolt Size: M8 x 58 x 50mm/M8 x 2.28 x 1.97 InchBolt Specification: M8 x 1.25Upper Size:40 x 37.7 x 15mm/1.57 x 1.48 x 0.59 InchColor: SilverAre there any advantages of the product?Strong durability: Made of metal, can withstand greater pressure and load, and is suitable for a variety of durable and high-strength applications.