• High-quality material: made of high-hardness stainless steel, corrosion-resistant, durable, and robust. • Technical dimensions: total length 100 mm, internal distance 80 mm, bolt diameter 8 mm, and thread length 50 mm. • High load capacity: clear thread with strong tightening force and smooth surface without burrs for secure fastening. • Package content: includes 4 U-bolts, 16 M8 nuts, and 8 washers for a complete installation. • Versatile applications: ideal for securing roof boxes, pipes, solar devices, and use on boats or motorhomes. • Easy installation: complete accessory set that allows for quick mounting and securing of parts with little effort.