4 Pack 2.5inch Leaf Spring Clamp Kit, U-Bolts Kits for Truck/Boat Trailer/Ski Boat/Sailboat Trailer, Locks Leaf Springs Together for Stabilizing,Provides Better Control of Axle Torque.

About this item U-BOLT SIZE : 1/2″ D x 2-5/8″ W x 4-1/8” L, thread length: 3.5 inch, suitable for 2.5″ x 2.5″ square beams and shafts. (Please check your measurements and match them up with the measurements shown in the picture for a perfect fit.) Durable Construction: Made from high-quality Galvanized steel, these clamps are designed for long-lasting performance and reliability. Easy Installation: The clamp kit comes with all necessary components for a straightforward installation process. Versatile Application: Suitable for a wide range of truck models and applications where leaf spring clamping is required. Multi-Pack: This 4-pack offers a convenient solution, ensuring you have spare clamps on hand when needed.Includes 4 x U-Bolt, 4 x block, 8 x Hex nuts, 8 x lock washers, and 8 x flat washers. WARNING & STOP : Do not use an impact or powered socket driver when installing, only use a hand socket ratchet or wrench to run the nuts up and tighten. Ignoring this instruction will cause U-Bolt galling, seizing, and breaking.