2 Pack M10 Square U Bolts 4 Inch Wide Stainless Steel Heavy Duty With Nuts, Bolt Plates And Washers, 3 Eighth Inch Thread, 4 W X 5 L U Bolt Kit For Rails, Fence, Trailer Chassis, Marine Use

Heavy-Duty M10 Square U-Bolt Kit, 2-Pack 4W x 5L
✔️ Includes 2 U-Bolts, frame plates, washers, nuts and wrench

These M10 square U-bolts in a 4W x 5L size are heavy-duty stainless steel fasteners designed to secure rails, pipes, and frames on trailers, boats, and outdoor equipment. Each kit arrives complete with frame plates, washers, nuts, and a user-friendly wrench, ready for installation right out of the box. Dimensions: 4 in wide x 5 in long (102 mm x 127 mm); thread length 3/8 in (9.5 mm).

✅ 2 U-bolts, inner dimensions 4 in wide x 5 in long (102 mm x 127 mm)
✅ 304 stainless steel for rust, moisture, and corrosion resistance
✅ Includes 2 frame plates, 4 flat washers, 4 lock washers, 4 nuts, and 1 wrench
✅ 3/8 in thread length suitable for pipes, rails, and brackets; marine/trailer use

💡 What is a heavy-duty M10 square U-bolt kit used for in marine and trailer installations? This handy hardware is designed to secure rails, pipes, and brackets in harsh outdoor settings. - Ideal for securing rails, bumpers, and piping on boats, trailers, and equipment. - Rust-resistant stainless steel suits marine and outdoor use, resisting moisture. - Includes all mounting hardware for quick, out-of-the-box installation. - Manual torque guidance recommended; use the included wrench to avoid wear.