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1. Made in U.S.A.

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4 Stainless Steel Square U-Bolts Boat Trailer U Bolt Ubolt 1/2" D x 3 1/16" Inside Width x 5 5/16" Inside Length

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Made in U.S.A. #ad - Do not use an impact or a high speed socket driver. Has 2-1/2" of thread 2. 5". All hardware is also made of stainless steel. Material type: 304 stainless steel. Contents exactly as pictured: this listing includes 4 U-Bolts, 8 flat washers & 8 Nylon Insert Lock Nuts.
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Made in the U. S. A. Square stainless steel u-bolt 1/2" d x 3 1/16" W x 5 5/16" L 304 Stainless Steel. Use a hand wrench or socket ratchet when installing nuts.
BrandMade in U.S.A. #ad
ManufacturerWSM #ad
Part Number5SSU/ nylon insert LN
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2. WSM

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4 304 Stainless Steel Square U-Bolts Boat Trailer U Bolt Ubolt 1/2" D x 3 1/16" W x 4 5/16" L

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WSM #ad - Do not use power tools & you must use an anti-seizing lubricant or alike on the full length of the threads. Material type: 304 Stainless Steel. Contents exactly as pictured: this listing includes 4 U-Bolts, 8 lock washers, 8 flat washers, & 8 hex head nuts.
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U-bolt size: 1/2" d x 3 1/16" w x 4 5/16" l v with 2-1/2" of thread 1/2"-13 thrds per inch see picture. Made in the U. S. A.
BrandWSM #ad
ManufacturerMade in U.S.A. #ad
Part Number34SSU W/ Regular Nuts
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3. Dorman

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Dorman 35613 1/2 Thread Size 6" x 2" Square U-Bolt

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Dorman #ad - Model number : 35613. Item package weight : 1. 65 pounds. Country of origin: CHINA. Package dimension : 9. 45 " l x 4. 72 " w x 087 " h.
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BrandDorman #ad
ManufacturerDorman - HELP #ad
Height0.87 Inches
Length9.45 Inches
Weight0.9 Pounds
Width4.72 Inches
Part Number35613
Model35613
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4. American Automotive

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Set of 4, American Automotive UBLT12-388 Square U Bolts 10" Extra Long Certified Oem Material

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American Automotive #ad - Fitment: square bend to clamp 2. 5" wide leafs; 10" long measured from bottom of bend; 4" thread can be cut down to fit many.

Benefits: american leaf spring axle u-bolts are designed for maximum u bolt clamp and embody extreme strength; These ubolts provide an even distribution of pressure to protect against premature spring failure and unwanted movement.
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Contents: 4 certified carbon steel square leaf spring axle u-bolts with grade 8 hi-nuts and security spring washers. Technical notes: retighten u-bolts after the first 500 miles; Minor settling from new or repaired springs can cause a reduction in clamp force.
BrandAmerican Automotive #ad
ManufacturerAmerican Automotive #ad
Height1 Inches
Length10 Inches
Weight7.2 Pounds
Width2.5 Inches
Part NumberUBLT12-388
ModelUBLT12-388
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5. RockTrix

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3.15 inch Width, Black, Leaf Spring Axle Extended U-Bolts Square Bend Compatible with Ford 1999-2004 F250 F350 Super Duty Excursion 4WD 4x4-12 inch Length, F-250 F-350

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RockTrix #ad - Product benefits for use with 1 to 3 inch lift blocks / plates. Make sure nuts are tightened evenly refer to diagram for sequence and that they are torqued to correct manufacturer specifications. Designed to be solid so that it does not bend or warp under stress, and as long as they are properly installed should last the lifetime of your vehicle.

Installation these square ubolts do not come with instructions but is completely bolt-on.
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Ubolt length: 12 inches. All parts are Hardware Grade 109. Material & manufacturing the u-bolts are made from heat treated carbon steel for optimal durability and fitment. Zinc plating / coating prevents surface corrosion and rust.

Should take 1-2 hours to install. Ubolt inside Width: 3. 15 inches. Only fits four-wheel drive 4WD models. The use of loctite is recommended to protect the threads from rust / corrosion and prevent loosening from vibrations. Verify length and width needed, 1999-2005 F-350 F350 Super Duty, as well as the bend shape. Specifications includes 4 square bend u-bolts, 8 nuts, 8 washers.
BrandRockTrix #ad
ManufacturerRockTrix #ad
Height6 Inches
Length12 Inches
Weight7.26 Pounds
Width12 Inches
Part NumberUBolt-FD-F250/F350-BK
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6. Made in U.S.A.

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8 Stainless Steel Square U-Bolts Boat Trailer U Bolt Ubolt 1/2" D x 3 1/16" Inside Width x 5 5/16" Inside Length

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Made in U.S.A. #ad - Contents exactly as pictured: this listing includes 8 u-Bolts, 16 flat washers & 16 Nylon Insert Lock Nuts. U-bolt size: 1/2" d x 3 1/16" w x 5 5/16" L see picture.
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Tmw - made in the USA. Material type: 304 stainless steel. Do not use impact or a high speed socket driver. Has 2-1/2" of Thread 2. 5". Use a hand wrench or socket ratchet when installing nuts. All hardware is also made of stainless steel.
BrandMade in U.S.A. #ad
ManufacturerWSM #ad
Part Number5SSU W/-8 NYLON INSERT LN
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7. Supreme Suspensions

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Supreme Suspensions, Full Lift Kit for 2005-2020 Toyota Tacoma 3" Front Lift Strut Spacers + 2" Rear Lift Tapered Blocks + Square Bend U-Bolts 2WD 4WD Black

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Supreme Suspensions #ad - This kit includes 4x u-bolts: 9/16" Threads, 10" Long x 2. 5" wide. Contents: 2x front lift strut spacers, 4x square Bend U-Bolts, Installation Instructions, Installation Hardware, 2x rear lift tapered Blocks, Supreme Suspensions Pro Pack.

Will not fit 5-Lug Models. Technical notes: 3 inch front + 2 inch rear suspension lift. An alignment is always recommended if you are altering the height of your vehicle.
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Will not fit 5-lug models. Benefits: improves the look of your vehicle and increases ground clearance, allowing you to fit larger custom rims and tires. Please note that front strut spacer thickness to lift height is not a 1:1 ratio; it is recommended that you measure your vehicle ride height before and after to see the full lift amount has been achieved.

Installation: easy bolt-on installation takes 2 to 4 hours without the need for special tools. Compatible with 2005 - 2020 toyota tacoma 2wd 4wd. Front spacers are noT compatible with TRD Off-Road Model.
BrandSupreme Suspensions #ad
ManufacturerSupreme Suspensions #ad
Part NumberAZM 292(2R) BLK pro
ModelAZM 292(2R) BLK pro
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8. Freedom Offroad

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Freedom OffRoad 4 pcs Square U Bolts for 2.5” Wide Leaf Springs 8 5/8” Long

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Freedom Offroad #ad - 8 5/8” long measured from the bottom of the threads to the bottom of the bend. Lifetime warranty. Black powder coated finish. Designed to work with 2. 5” wide leaf springs, includes washers and lock nuts.
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BrandFreedom Offroad #ad
ManufacturerFreedom OffRoad #ad
Part NumberFO-G404
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9. American Automotive

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American Automotive 3" Rear Suspension Lift Steel Blocks + Extra Long 12" Square Leaf Spring Axle U Bolts

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American Automotive #ad - Technical notes: install the tallest ends of the tapered rear blocks to the rear of the vehicle; Retighten u-bolts after the first 500 miles. They are designed to increase rear load and towing capacity.

Benefits: american automotive steel lift blocks are stronger than aluminum. Fitment: all makes and models with a single 9/16" axle pin hole and 2. 5" leafs that require square 12. 5" extra-long clamp; threads can be cut down. Made for maximum u bolt clamp force with an even distribution of pressure, American axle u bolts eliminate flexing and provide the strength to maintain original vehicle handling.
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American blocks absorb noise and vibrations, and are tapered for perfect pinion alignment. Contents: 2 us certified tapered steel lift blocks with 4 OEM grade steel square bend u-bolts, hi-nuts and extra thick washers. Note: u bolt color may vary.
BrandAmerican Automotive #ad
ManufacturerAmerican Automotive #ad
Part NumberUBRBST10-491
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10. Supreme Suspensions

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Rear Leveling Kit for 2005-2020 Toyota Tacoma 1.5" Rear Suspension Lift Blocks + Square Bend U-Bolts 2WD 4WD, Supreme Suspensions

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Supreme Suspensions #ad - Does not fit 5-Lug Tacoma models. Technical notes: 1. 5 inch rear suspension lift. Installation: easy bolt-on installation takes 1 to 2 hours without the need for special tools. Fitment: 2005 - 2020 toyota tacoma 2wd 4wd and 2007 - 2020 toyota Tundra 2WD 4WD.
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Contents: 2x rear lift blocks, installation Hardware, installation Instructions, 4x Square Bend U-Bolts, Supreme Suspensions Pro Pack. Benefits: improves the look of your vehicle and increases ground clearance, allowing you to fit larger custom rims and tires. An alignment is recommended after install.
BrandSupreme Suspensions #ad
ManufacturerSupreme Suspensions #ad
Part NumberAZM 137.2 pro
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