Four Pack M8 X 40 X 100 Square U Bolts Kit In 304 Stainless Steel With Nuts Lock Washers Flat Washers And Mounting Plates 1.5 Inch Wide Heavy Duty Hardware For Secure Pipe Rail Or Square Frame Installations

Four-Pack M8 Square U-Bolt Kit in 304 Stainless Steel
✔️ M8 40x100 mm square U-bolts with plates and nuts (4)

This four‑pack U-bolt kit provides a complete mounting solution for square rails, frames, or pipes, and is built for tough outdoor and workshop use. Ideal for trailers, tractors, and heavy equipment installations where secure, corrosion‑resistant fasteners are a must.

✅ Includes 4 U-bolts, 4 frame plates, 8 flat washers, 8 lock washers, and 8 nuts
✅ Made from 304 stainless steel for excellent corrosion resistance in marine and outdoor environments
✅ Square U-bolt design maximizes surface contact for a rock‑solid grip
✅ Inner width about 40 mm (1.57 in); length about 100 mm (3.94 in)
✅ Fits square rails or pipes up to about 40 mm wide; ready for quick install

💡 What is a square U-bolt kit used for in heavy-duty mounting?

Handy for securing square rails, frames, or pipes in harsh outdoor settings.

• secure mounting on trailers, trucks, and farm equipment
• plates, nuts, and washers create a tight, vibration‑resistant install
• 304 stainless steel resists rust in marine and wet environments
• measure object thickness to ensure the 1.5 inch inner width fits correctly