Grade 8 Square U-Bolt
Chingmass proudly introduces our newly developed Grade 8 Square U-Bolt, designed for commercial vehicles, suspension systems, trailers, industrial equipment, and other heavy-duty applications.
Specifications:
• Grade 8 High Strength
• Suitable for 70 mm Square Tube
• Thread: 5/8″-18 UNF
• Inside Width: 75 mm
• Inside Length: 340 mm
With extensive experience in metal fabrication, Chingmass provides complete OEM manufacturing services, including material sourcing, forming, bending, stamping, welding, and finishing.
In addition to standard products, custom dimensions, thread specifications, and surface finishes are available upon request.
Contact us today to discuss your requirements for U-bolts, suspension hardware, brackets, and custom metal components.

