This 1/2" x 2-1/8" x 5-1/4" Zinc Square U-bolt is zinc plated to resist corrosion, it has 13 threads per inch and is sold per each. This 1/2" x 2-1/8" x 5-1/4" Zinc Square U-bolt is sold per each with quantity pricing applied in the shopping cart.

This 1/2" x 2-1/8" x 6-1/2" Zinc Square U-bolt is zinc plated to resist corrosion and measures 2-1/8" from inside to inside. It has 13 threads per inch, and is sold per each. This 1/2 x 2-1/8 x 6-1/2 inch" Zinc Square U-bolt is sold per each with quantity pricing applied in the cart.

This 1/2" x 3-1/8" x 5-1/4" Zinc Square U-bolt is zinc plated to resist corrosion and measures 3-1/8" from inside to inside. This has 13 threads per inch. Priced and sold per each. Quantity pricing applied in cart.

This 1/2" x 3-1/8" x 6-1/2" Zinc Square U-bolt measures 3-1/8" from inside to inside and has 13 threads per inch. It is zinc plated to resist corrosion. This 1/2" x 3-1/8" x 6-1/2" Zinc Square U-bolt is priced and sold per each with quantity pricing applied in cart.

This 3/8" x 1-3/4" x 4" Zinc Square U-bolt is zinc plated to resist corrosion and measures 1-3/4" from inside to inside.  It has 16 threads per inch, and is priced sold per each. Quantity pricing available.

This 3/8" x 2-1/4" x 4-1/4" Zinc Square U-bolt is zinc plated to resist corrosion and measures 2-1/4" from inside to inside. It has 16 threads per inch. This 3/8" x 2-1/4" x 4-1/4" Zinc Square U-bolt is priced and sold per each quantity pricing.

This 3/8" x 2-3/8" x 5-1/4" Zinc Square U-bolt is zinc plated to resist corrosion, has 16 threads per inch, measures 2-3/8" from inside to inside. This 3/8" x 2-3/8" x 5-1/4" Zinc Square U-bolt is priced and sold per each u-bolt. Sold per each with quantity pricing applied in the cart.

This 3/8" x 3-3/8" x 4-1/4" Zinc Square U-bolt is zinc plated to resist corrosion, has 16 threads per inch and is sold per each. This u-bolt measures 3-3/8" from inside to inside. Priced and sold per each u bolt with quantity pricing applied in cart.

This 7/16" x 2-1/8" x 4" Zinc Square U-bolt measures 2-1/8" from inside to inside and is zinc plated to resist corrosion, 14 threads per inch. Measures 2-1/8" from inside to inside. Quantity pricing applied in cart.

This 7/16" x 3-1/8" x 3" Zinc Square U-bolt is zinc plated to resist corrosion and measures 3-1/8" from inside to inside. It has 14 threads per inch, and is priced and sold per each. This 7/16 in x 3-1/8 in x 3 in Zinc Square U-bolt is priced and sold per each with quantity pricing.

This 7/16" x 3-1/8" x 4" Zinc Square U-bolt measures 3-1/8" from inside to inside and has 14 threads per inch, zinc plated to resist corrosion. This 7/16" x 3-1/8" x 4" Zinc Square U-bolt is priced and sold per each, quantity pricing applied in cart.

This 7/16" x 4-1/8" x 3" Zinc Square U-bolt is zinc plated to resist corrosion and measures 4-1/8" from inside to inside. It has 14 threads per inch and is priced and sold per each. Quantity pricing applied in cart.