ReviewsShort U bolt

(4) Stainless Steel Square U-Bolt 1/2\ D x 3 1/16\ W x 4 5/16\ L Boat Trailer Ubolts with Washers and Nuts,Replacement Parts and Accessories for Automobiles Trailer, Ski Boat, or Sailboat Trailer

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" x 3" square beams and shafts, (order Please check the measurement size carefully before).
Tips: It is recommended to use lubricant during installation to prevent wear. Use a hand wrench or socket ratchet when installing the nut. Do not use a high-speed power tool or impact tool to tighten the nut..
304 stainless steel material: U-bolts are made of 304 stainless steel, strong and durable, each bolt can withstand 100LBS.
You can get: (4) U-bolts, (8) heavy hex stainless steel nylon lock nuts, (8) flat washers, (8) lock washers. These are only half the price of the hardware store, with these you can spend less time repairing and more time boating.
100 After-sales service: Our U-bolts provide a one-year warranty service. If you have any questions, please feel free to send us an email via Amazon. We will solve it for you within 24 hours. Do not worry..

1,750lbs capacity per each spring, for standard 3,500lbs trailer axle,Eye to Eye length: 25-1/4 inch, Free open: 3 inch, width of leaf: 1-3/4 inch, 4 leaves, 9/16 inch bushing dia, nylon bushings installed.
It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring).
Include 3,500lbs axle U-bolt kit for 2-3/8" dia round trailer axles , Kit include: 4 x 5-1/2" long U bolts, U bolts dia. 1/2".
Include Complete tandem trailer axle hanger kit for 1-3/4" leaf springs, Kit include: 2 x EQ-E1 equalizers, 6 x 3" tall hangers, 8 x shackle straps, 14 x 9/16"-18 x 3" long shackle bolts and locknuts.
LIBRA has been supplying US OEM trailer industry for over 16 years, reliable and quality parts trusted by major trailer & trailer axle manufacturers..

(4) 5 Leaf Slipper Spring for 7000 lb Axles.
(4) U-bolt Tie Plates for 1-3/4" or 2" Spring.
(8) 3-1/2" long x 9/16" diameter shackle bolts.
(2) 4-11/16" long x 7/8" diameter equalizer bolts.
This supsension and hanger kit is for a 7k tandem axle setup (14K total capacity).

1,750lbs capacity per each spring, for standard 3,500lbs trailer axle,Eye to Eye length: 25-1/4 inch, Free open: 3 inch, width of leaf: 1-3/4 inch, 4 leaves, 9/16 inch bushing dia, nylon bushings installed.
It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring).
Include 3,500lbs axle U-bolt kit for 2-3/8" dia round trailer axles , Kit include: 4 x 5-1/2" long U bolts, U bolts dia. 1/2".
LIBRA has been supplying US OEM trailer industry for over 16 years, reliable and quality parts trusted by major trailer & trailer axle manufacturers..

【FITMENT】This roof box u bolt clamps is suitable for most cars on the market, can be used for up 85mm(3.34 inch) width and 40mm(1.57 inch) thick luggage rack..
【HIGH-QUALITY MATERIAL】u-bolt clamps using galvanized steel material, durable, good alkali resistance, acid resistance, corrosion resistance, strong temperature resistance..
【FEATURE】This product has a rubber gasket and a plastic back plate，which can protect your car from scratches to the greatest extent, and can increase friction to improve overall stability..
【EASY TO INSTALL】: No need to drill and install directly. Accurate mounting size and long-enough bandages, suit your roof box and daily opening and closing box..
【PACKAGE INCLUDED】 Roof box rack mounting fitting U-Bolt clamp kits included 4pcs galvanized U bolts, 4pcs plastic backplane, 4pcs rubber gasket, 8pcs heavy lock nuts, 2 bandages，1 Hole Sealing Sticker..

Overall Size: 100 x 64.2mm / 3.94 x 2.53"(L*W).
Perfectly Suitable for Square Tube Size: 50 x 50mm / 1.97"..
∪Product Features: 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..
∪Application: Square U-Bolt Used on fix or connect the locked parts to rectangular wood and metal objects, such as cars, RVs, sailboat trailers, pipe, tube, plumbing and other Industrial Applications..
∪Steps for Usage: 1. Choose the corresponding square U shaped bolt according to the size of the pipe. 2. Drill Holes in the Connection. 3. Lock Nut and Flat Washer..
∪Package Content: 4 x U bolts, 4 x plates, 8 x nuts, 8 x flat washers..

【Practical Tool】：Brand XIEKRAB Heavy duty u-bolt clamps exhaust saddle style..
【Material】：Made of high quality industrial steel with black zinc coating on the surface to prevent corrosion and rusting for use in bad weather..
【Durable & Safe】：Designed to ensure a tight, leak-resistant connection, XIEKRAB U-bolt clamps are manufactured from durable and robust material for long service life..
【Easy to Use】：Inside diameter (ID) Applicable pipe size,No welding design, easy to install and dismantle for use and improve efficiency..
【Package Content】 Includes saddle, u-bolt & nuts and one wrench，Carton packing..

Spare Tire Wheel Mount Kit, Heavy Duty Bracket / Carrier for 6 & 8 Lugs, 27021.
Specs - Short Nut & Bolt Specs: Length - 1.25", Diameter - 0.5", Thread Type - Course, Long Nut & Bolt Specs: Length - 4", Diameter - 0.30", Thread....
Includes - Brackets, (2) Short Bolts, (4) Long Bolts, (2) Nuts for Short Bolts, (4) Nuts for Long Bolts, (4) Washers for Long Bolts.

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.

Spare Tire Wheel Carrier Kit with Hardware, Heavy Duty for Many 6 & 8 lug Trailers.
Specs - Short Nut & Bolt Specs: Length - 1.25", Diameter - 0.5", Thread Type - Course, Long Nut & Bolt Specs: Length - 4", Diameter - 0.30", Thread....
Includes - Brackets, (2) Short Bolts, (4) Long Bolts, (2) Nuts for Short Bolts, (4) Nuts for Long Bolts, (4) Washers for Long Bolts.
Will not fit all 6 & 8 lug rims. Refer to dimensions before purchasing..