Round Aluminum Backers Natural Pack Of 48 1-3/8 Dia X 1/4 Thick 0.140in Material Fits 5/16in Stud Premium Aluminum Heavy Duty Durable Construction 2 Year Warranty Ideal For Trailers Boats And Auto Projects

Round Aluminum Stud Backers: 1-3/8 in Dia, 0.140 in Thick
✔️ Pack of 48; fits 5/16 in studs; premium aluminum build

Round aluminum stud backers provide a sturdy backing behind a 5/16 inch stud, helping to prevent tear-out and distribute load across mounting surfaces. Ideal for trailers, boats, and automotive projects where durable, corrosion-resistant hardware matters.

✅ Diameter 1-3/8 in (34.93 mm)
✅ Thickness 1/4 in (6.35 mm) tall
✅ Material thickness 0.140 in (3.56 mm)
✅ Fits 5/16 in studs (7.94 mm)
✅ Pack size: 48 pieces
✅ Color: Silver; premium aluminum construction
✅ 2-year replacement warranty

💡 What is a round aluminum stud backer used for in trailer, boat and auto mounting hardware?

Backers provide a stable backing surface and help prevent pull-through, wear, and damage in outdoor mounting points.

- They distribute load across the stud to reduce tearing - They resist corrosion with premium aluminum for outdoor use - They suit trailers, boats, and auto installations ✝️