6 Sets Square U Bolts 3-9/16 inch Wide,Sunxer Tool Stainless Steel U Clamp with Nyloc Nuts Washers and Plates for Pipe Beam Trailer (M12 x 90mm x 130mm)

★★★★☆ 4.0 114 reviews

$39.88
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$39.88
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Free shipping Free 30-day returns

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Management number 211254887 Release Date 2026/04/04 List Price $15.95 Model Number 211254887
Category
  • ✅【PACKAGE CONTENTS】 The package includes 6 sets of M12 square U-bolts. Each set comes with square U-bolts, flat washers, spring washers, nylon lock nuts, frame plates, and a matching wrench — everything you need for quick installation.Each U-bolt measures 90 mm (3-9/16 inch) in inner width and 130 mm (5-1/16 inch) in total length . Check the size chart shown in Image 2 to ensure the correct fit for your application.
  • ✅【PREMIUM 304 STAINLESS STEEL】 The U Bolts are made of high-quality 304 stainless steel, offering outstanding strength, rust resistance, and corrosion protection.Perfect for both indoor and outdoor environments — whether exposed to humidity or rain, these U-bolts remain durable and deformation-free.
  • ✅【SECURE & STABLE CONNECTION】 Equipped with nylon lock nuts and spring washers, the connection remains tight and secure even under vibration.Compared with ordinary nuts, nylon nuts provide stronger locking force, ensuring long-term stability — slightly harder to tighten, but far more reliable.
  • ✅【WIDE APPLICATIONS】 Square U Bolts are Ideal for use in trailers, boats, pipelines, automotive parts, wood beams and metal structures.Excellent for fixing or clamping rectangular objects, poles, and heavy-duty assemblies.
  • ✅【INSTALLATION TIPS】 To protect threads and extend u bolts’ service life: Apply a bit of lubricant before tightening the nuts. Avoid high-speed or impact tools — use the included manual wrench instead.
Brand Sunxer Tool
Model M12-90mm*130mm-6sets
Size Name M12 x 90mm x 130mm
Metal Type Stainless Steel
Unit Count 1.0 Count
Part Number Square U-Bolts
Thread Size M12
Finish Types Unfinished
Manufacturer Sunxer Tool
Thread Style Left Hand
Fastener Size M12
Fastener Type U-Bolt
Item Hardness Grade 8
Material Type Stainless Steel
Exterior Finish Unfinished
Item Dimensions 5.12 x 4.49 x 0.47 inches
Thread Coverage Partially Threaded
Number of Pieces 36
Screw Head Style Square
Manufacturer Grade Heavy Duty
Compatible Groove Diameter 9E+1 Millimeters

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