Heavy Duty M12 U Bolts Kit 2-1/16 in Wide by 4-1/2 in Long Stainless Marine Grade 304 U Bolts for Boat Dock Pipe Small Trailer and DIY Woodworking Hardware

Heavy Duty M12 U-Bolt Kit: 2-1/16 Wide, 4-1/2 Long
✔️ Inner width 2-1/16 in, overall 4-1/2 in, 304 stainless

This heavy duty M12 U-bolt kit is designed to secure rectangular frames like boat trailers, RV bumpers, and small trailers. Made from marine-grade 304 stainless steel, it resists saltwater corrosion for outdoor use. The kit arrives complete with all mounting hardware for fast, out-of-the-box installation.

✅ 4 heavy duty U-bolts, 2-1/16 in wide
✅ 4 thickened frame plates
✅ 8 flat washers
✅ 8 split lock washers
✅ 8 hex nuts
✅ 1 wrench
✅ Inner width 2-1/16 in, overall length 4-1/2 in

💡 What is a heavy duty M12 U bolt kit used for in marine trailer and woodworking projects? This handy hardware secures rectangular frames and tubing in tough outdoor settings. - Inner width 2-1/16 in, length 4-1/2 in - Marine-grade 304 stainless steel resists saltwater corrosion - Includes full hardware set for quick out-of-box mounting - Ideal for boat trailers, RV bumpers, and truck leaf springs

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