Best Osemar in 2026

Axle u bolts KIT is made of heavy-duty steel with a thickness of 1/2", which is more robust and durable

The surface of U-Bolt Kit is zinc, which is more suitable for marine trailers and motor boats in salt water or fresh water.

Fits a 2x3 Axle. this Product to fit around a 2 inch by 3 inch Boat Trailer Axle.

Eases loading and unloading of boat：This roller assembly supports your boat's keel for easy loading and safe transport on your trailer.

Adjustable height to fit different boats: Panel bracket has slotted mounting holes lets you bolt roller assembly onto the front of your boat trailer and allow you to adjust the position during installation.

Stabilize the keel: Installed upright on the rear and middle crossmembers of a boat trailer, keel roller panel bracket assemblies help to keep the boat moving while it is being loaded and to stabilize the keel.

Small trailer jack wheel, , lifts and lowers your boat trailer, lifting capacity: 1500 pounds, adjustable height: 10-1/2".

Trailer jacks using precision seamless steel pipe, the surface is galvanized, anti-corrosion and anti-oxidation.

Boat trailer jack heavy duty thicken and widen, high-load double nylon wheels, loose nut, effortless implementation and high safety.

Eases loading and unloading of boat：This roller assembly supports your boat's keel for easy loading and safe transport on your trailer.

Adjustable height to fit different boats: Panel bracket has slotted mounting holes lets you bolt roller assembly onto the front of your boat trailer and allow you to adjust the position during installation.

Stabilize the keel: Installed upright on the rear and middle crossmembers of a boat trailer, keel roller panel bracket assemblies help to keep the boat moving while it is being loaded and to stabilize the keel.

Package Dimensions: 8.2 H X 40.6 L X 13.6 W (Centimeters).Material:Zinc

Country Of Origin : United States

Package Weight: 2.119 Kilograms

This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .

4 x 7" long U bolts, U bolts dia. 1/2"

2 x tie plates for 1-3/4" or 2" leaf springs

Compatible with 2001-Current Chevy Gmc 1500 2500 3500 10.5” and 11.5” AAM 14 bolt differentials and 99-current 1500 8.5” 8.6” 10-bolt and 12bolt cover diffs. (1999-newer Avalanche Silverado Sierra Tahoe Yukon Suburban Escalade Trailblazer TBSS Colorado Canyon Express Hummer)

THESE WILL NOT FIT GM 10-bolt 12-bolt 14-bolt Full size Truck Differentials made before the mid to late 90s. Does fit some earlier models (pre 1998) but please be sure to check to see if you have Metric or standard threads. (most metric will have numbers on the head like 8.8 10.9 12.9)

Compatible with 2003-2018 Dodge Ram 2500 with AAM 10.5” or 1150 rear axle, 2003-2018 Ram 3500 with AAM 11.5” Rear Axle, and 2003-2013.5 Ram 2500/3500 4X4 with AAM 9-1/4” 14-bolt beam type front axle.

This kit is for 2,000lbs round axle which axle beam dia 1-3/4" .

4 x 4-1/4" long U bolts, U bolts dia. 1/2", stronger than regular 3/8" dia bolts

2 x tie plates for 1-3/4" leaf springs

Stamped & Made in the USA!

For 1 3/4" round axle, bolt length 4", 3/8" diameter.

1 kit does an entire axle

Designed for Specific Differential Applications

Precision Machined Yoke

Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H

Grade 5 equivalent

More Than Just Parts: From snow and ice equipment to toolboxes, hydraulics, towing, truck and trailer hardware to our innovative lighting products-it's amazing what Buyers Products can do for your truck

Axle u bolts KIT is made of heavy-duty steel with a thickness of 1/2", which is more robust and durable

The surface of U-Bolt Kit is zinc, which is more suitable for marine trailers and motor boats in salt water or fresh water.

Fits a 2x3 Axle. this Product to fit around a 2 inch by 3 inch Boat Trailer Axle.

Package Dimensions: 9.4 H X 3 L X 7.9 W (centimeters)

Package quantity: 1

Package Weight: 0.16 kilograms

Replacement axle mounting kit

Available sizes: 1.75", 2.375" and 3"

U-bolt design. As an exact-match component, this product will install just like your original equipment

Country of Origin: UNITED STATES

Grade 5 equivalent

More Than Just Parts: From snow and ice equipment to toolboxes, hydraulics, towing, truck and trailer hardware to our innovative lighting products-it's amazing what Buyers Products can do for your truck

Package Dimension : 4.318 centimeters L x 16.256 centimeters W x 50.038 centimeters H

Grade 5 equivalent

More Than Just Parts: From snow and ice equipment to toolboxes, hydraulics, towing, truck and trailer hardware to our innovative lighting products-it's amazing what Buyers Products can do for your truck

【4 Square U-Bolt Kits】4 U-bolts, 8 hexagon nuts, 4 plates, these additional accessories are galvanized as well. You can spend less time doing your work with these handy tools!

【Quality Stainless Steel Material】Made of 304 Stainless Steel, with great performance in anti-rust and corrosion resistance, the U-bolts can be used outside and withstand harsh weathers.

【High Performance】Strong and durable, rust resistant, moisture resistant, and corrosion resistant. With the burr-free surface and thread good grip, each U clamp still performs well in a rainy and humid seaside environment.

Stamped & Made in the USA!

For 2 3/8" round axle, bolt length 6 1/4", 1/2" diameter, for 1 3/4" spring

1 kit does an entire axle

U-bolt Size: 1/2" D x 3-1/16" W x 4-5/16" L, thread length: 2 1/2" inches, suitable for 3*3 square trailer frame

Material Type: 304 stainless steel, all accessories are made of 304 stainless steel

You Can Get: (4) U-shaped bolts, (8) flat washers, (8) lock washers, (8) hexagonal nylon inlay nuts, these are half the price of the hardware store.

1.What You Get: 4 U-bolts, 8 hexagon nuts, 4 plates, these additional accessories are galvanized as well. You can spend less time doing your work with these handy tools!

2.Quality Material: Made of 304 Stainless Steel, with great performance in anti-rust and corrosion resistance, it can be used outside and withstand harsh weathers.

3.Strong and Sturdy: Strong and durable, rust resistance, moisture resistance, and corrosion resistance. The surface without burr and thread good grip, u clamp still perform well in rainy and humid seaside environment.

FITS: Many applications. Please message us with your make/model and current U bolt size if you have any questions about fitment.

CONTENTS: 4x Square U-Bolts (measurements are from inside the bend 8.5" long and 2.5" wide)

INSTALLATION: Bolt on kit. U bolts are 8.5" from the inside bend and just over 9" in overall length.

Rough Country 5/8" Round U-bolts 3.5 x 10.5 7616

Estimated Install Time: 2 - 3 hours

Includes: 5/8" Round U-bolts -

FITS: Many applications. Please message us if you have any questions

CONTENTS: 4x Square U-Bolts (measurements are from inside the bend 9.5" long and 2.5" wide)

INSTALLATION: Bolt on kit. Please measure current U bolts to confirm dimensions needed

INCULDED – Four 5-1/2” Long U-bolts, Two U-Bolt plates for 1-3/4’ Springs, U-Botls 2-3/8” width for Round Axle, 8 ½-20 Hex Nuts

SPECIFICATIONS - 3.5k 5-1/2” Long U-bolts, U-Bolt plates for 1-3/4 Springs’, U-Bolts 2-3/8” width for Round Axles, ½-20 Hex Nuts

TRAILER AXLES – U-Bolt Kit for 3,500 lb Trailer Axles

Rough Country 9/16" Round U-bolts 3.25 x 9.5 Universal 7623

Estimated Install Time: 2 - 3 hours

Includes: 9/16" Round U-bolts -

Thread size: 1/2"

Distance between threads: 2 7/8"

Total bolt length is 8"

Rough Country Rear Leaf Spring U-Bolt Kit 7621

Estimated Install Time: 2 - 3 hours

Includes: 1/2" Round U-bolts -

【Fitment】This 3 inch U-Bolt Kit is used to mount 1 3/4 inch wide or 2 inch wide leaf springs. Works on 5200lbs-7200lbs trailer axle which has 3 inch axle beam dia.

【Easy Installation】1 Kit works on ONE trailer axle. This U-Bolt Kit is used to fix the leaf spring of your vehicle. Directly replace the rusted or broken u-bolts, easy and quick mounting. Torque to 70-80 ft/lbs during installation.

【High Quality】Grade 2. Made of heat-treated steel, sturdy, high strength and durable. U-Bolt: 1/2 inch x 3 inch x 7 1/4 inch. The threads are deep and clear, with even force and good tightening strength when used. Good rust and corrosion resistant.

Compatibility: Trailer U Bolt kit is compatible for 3500lbs round axle which axle beam diameter 2-3/8".

Package Include: 4 x 5-1/2" long U bolts (M12X1.75"), 2 x tie plates for 1-3/4" leaf springs, Metric M12 x 1.75 nuts

Structure Stability: All parts are made of high quality steel, not easy to break, deformation, rust, very durable for your need.

For 3,500lbs round axle which axle beam dia 2-3/8"

4 x 5-1/2" long U bolts, U bolts dia. 1/2", 8 x 1/2"-20 hex nuts, 2 x tie plates for 1-3/4" leaf springs

Durable steel construction. Resistant to rust and corrosion