Stainless U Bolts Marines of 2025
Best Choice1
Hotop4 Pcs Hotop 304 Stainless Steel Square U-Bolt Boat Trailer U-Bolts with Washers and Nuts l Heavy Duty U Bolt for Sailboat Trailer Automobiles Industrial Part (1/2 D x 3 1/16 W x 7 5/16 Inch)
Main highlights- Wide application: square u-bolt is applied to fix or connect the locked parts to rectangular wood and metal objects, such as cars, sailboat trailers, tube, plumbing and other industrial applications
- U-bolt size: 1/2 x 3-1/16 x 4-5/16 inch (D x W x L), thread length: 2-1/2 inches, suitable for 3 x 3 inch square beams and shafts
- Stainless steel material: u bolts for boat trailer are made of 304 stainless steel, strong and long-lasting; Each bolt can withstand 100 LBS; These 304 stainless bolts prevent rust corrosion, acid corrosion and wear; It's still perform well in rainy and humid seaside environment
- Package includes: stainless steel u-bolt set include 4 pieces u-bolts, 8 pieces stainless steel flat washers, 8 pieces stainless steel nylon lock nuts, 8 pieces lock washers, all accessories are made of 304 stainless steel
- How to use: firstly choose the corresponding square U shaped bolt according to the size of the tube, then drill holes in the connection, and finally lock nut and flat washer; Use a hand wrench or socket ratchet when installing nuts; Do not use an impact or a high speed socket driver
9.9Exceptional
View offer on:
Show more
- Curious about how we select the top products for you? Explore How It Works
Value for Money2
SRZTXUSRZTXU 4 Sets Heavy Duty Square u Bolts M12 Thread Size,304 Stainless Steel u-Bolts 3-1/16" W x 4-1/2" L,with Nuts,Bolt Plate and washers (4, M12 x 3-1/16" W x 4-1/2" L)
Main highlights- What's included : You will get 4 pcs of U bolts 3-1/16 inch wide, plus 4 pcs of frame plates，8 pcs of flat washer，8 pcs of lock washer and 8 pcs of nuts, 1 Pcs wrench，a complete set can meet your use and replacement
- U-Bolts SIZE：The Square U Bolts measures about M12 in diameter, 3-1/16" W x 4-1/2" L, Stitable for 3" x 3" square beams and shafts, The OD size of your project can be used to match the suitable U-bolt ID before ordering, please confirm the size before
- Suggestions for use: It is recommended to use oil when installing this U bolt to prevent wear; Can use match manual wrench when fasteners nuts， Avoid using high-speed poweltools or impact tools to break the threads
- Materials : U-Bolts Made of 304 stainless steel, strong, have great performance in rust resistance, moisture resistance, and corrosion resistance
- Broad utilization : The Square U Bolt clamp is practical and widely applied in various fields such as industry, manufacturing, maintenance, automotive industry, garment production, etc., which are ideal for fastening pipes, wood, cars, sailboat trailers and more
9.6Exceptional
View offer on:
Show more
3
MOOKEERFMOOKEERF 2 Pack 316 Stainless Steel U Bolts for Boat Stern Bow Eye Tie Down, Heavy Duty U-Bolt for Yatch Boat Trailer, Automotive (100MM 2PCS)
Main highlights- [Widely Used] Suitable for related vents in boats, marines, yachts, trailer，RV, caravans, and homes, commonly used as deck hardware in highly corrosive environments.
- [Package Included] The package contains 4*steel shim, 8*nuts, 2*U-bolts; If you have any issues about it, contact us freely.
- [High Quality Made] Made of 316 stainless steel that could effectively prevents rusting, it can be used outside and withstand harsh weathers.
- [Heavy Duty Hardware] All parts made of stainless steel and not easy to be bent, 3mm thick shim and 3/8" nuts could hold up strength 40,000lb.
- [Easy to Install] With 2 piece plate, it is very easy to install and can be installed into walls or used to fix pipes.
9.4Excellent
View offer on:
Show more
4
FITHOISTFITHOIST 4Pack Square U-Bolt 1/2"-13 Thread Size, 304 Stainless Steel U Bolts 1/2" D x 3-1/16" W x 4-5/16" L with Washers & Nuts, for Replacement Parts and Accessories for Ski Boat, Fishing Boat
Main highlights- 【 WIDELY USED 】-- These Square U-bolt used to hold on various brackets and upright guides on boat and utility trailers. Includes 8 x Stainless Steel 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.
- 【 U-BOLT SIZE 】-- 1/2" D x 3-1/16" W x 7-5/16'' L, thread length: 3 inch, suitable for 3" x 3" square beams and shafts. (Please check your measurements and match them up with the measurements shown in the picture for a perfect fit.)
- 【 HIGH QUALITY 】-- This Stainless Steel Trailer Round U-Bolt is the ultimate in rust prevention. It is made from grade 304 stainless steel for corrosion resistance and durability.
- 【 ATTENTION 】-- When measuring for Your needed Height (Length), add 1" for the nut and washer. Please feel free to us if you have any problems. We will solve it for you within 24 hours.
9.1Excellent
View offer on:
Show more
5
SHENGHUISSSHENGHUISS 2-Pack Marine 316 Stainless Steel M12 Thread,2" Width, 5-1/2" Length,Boat Stern Bow Eye Tie Down U Bolt
Main highlights- U Bolt Dimensions: Thread Length: 3.6 inch(92mm), Overall Length: 5.5 inch(139mm), Center to Center Length: 1.93”(49mm).Thread:M12.
- The max safe load of the stainless steel U bolt is 3,500 lbs, safe and reliable.U-bolts may be used where an eye bolt would be too small or extra strength is required.
- Package includes 2 stainless steel U bolts, 4 flanges and all 8 nuts.
- Material: Marine grade stainless steel 316 , sturdy and durable.Maximum corrosion resistance and durability in the saltwater environment.
- Generally used as yacht accessories, can be also used for bolt rope and rigging accessories.
9.0Excellent
View offer on:
Show more
6
Mtsooning2pcs Marine Boat Stern Bow Eye Tie Down U-Bolt Rigging 316 Stainless Steel,M10x90x130x36mm
Main highlights- U-bolts are commonly used as attachment points for rigging shrouds for attachment points for winching onto your trailer.
- Material:Marine Grade 316 stainless steel provide maximum corrosion resistance for salt-water marine environments.
- Generally used as yacht accessories, can be also used for bolt rope and rigging accessories.
- Color:Silver
8.9Very Good
View offer on:
Show more
7
COC-LF4 Inch Stainless Steel Marine Boat Stern Bow Eye Tie Down U Bolt (2PCS)
Main highlights- 【Specification】- Length:4"(104mm) Width: 1.5"(38mm)
- 【Pack】- 2PCS, Supplied with Nuts and Washer.
- 【High Qulity】- It is made of Bright polished exterior finish 316 grade stainless steel. Commonly used as deck hardware in highly corrosive marine environments.
- 【Design】- Has a welded base plate to minimize possible corrosion and provide excellent sealing.
- 【Convenient】- Marine U-bolts may be used where an eye bolt would be too small or extra strength is required.
8.8Very Good
View offer on:
Show more
8
DJMUMU2" W x 4.33“ L Stainless Steel Square Bend U Bolts with Nuts and Frame Plate for Automobiles Trailer, Ski Boat, or Sailboat Trailer Square U-Bolt （M10 x 50mm x 120mm）
Main highlights- [Wide range of uses]: M10 square U-bolts are a great tool for securing or attaching locking components to pipes, wood, and more. Suitable for marine, plumbing, and other domestic and industrial applications
- [U Bolt Size]: 2" W x 4.33“ L, Thread Length: 2", for 2" x 2" Square Beams and Axles, (Please double check dimensions before ordering)
- [Sturdy and Durable]: Sturdy and durable, anti-rust, moisture-proof and corrosion-resistant. The no burr and no thread surface has a good grip, and the u-clip still performs well in rainy and wet seaside environments
- [High-quality material]: Made of 304 stainless steel, which has good anti-rust and corrosion resistance, can be used outdoors and can withstand severe weather
- [4 U-bolts, 8 hex nuts, 4 plates]: These additional fittings are also galvanized. With these handy tools, you can spend less time doing your work!
8.7Very Good
View offer on:
Show more
9
NovelBeeNovelBee 2-Pack of Stainless Steel Bow Stern Eye Tie Down U Bolt with Nuts and Washers,Stock Dia.1/2" (Length:4-1/4")
Main highlights- Stern Bow Eye U Bolt Overall Length:5-1/4";Thread Length:3-1/2"
- Stern Bow Eye U Bolt Overall Length:4-3/4";Thread Length:3"
- Stern Bow Eye U Bolt Overall Length:4-1/4";Thread Length:2-1/2"
- Stern Bow Eye U Bolt Overall Length:3-3/4";Thread Length:2"
- Eye U Bolt stock Dia.1/2";Material:304 Stainless Steel
8.5Good
View offer on:
Show more
10
COC-LFCOC-LF 4 Inch Boat Stern Bow Eye Tie Down U Bolt 3/8" Stock Marine Stainless Steel Fixed Welding Plate (2PCS)
Main highlights- 【Specification】- Length:4"(104mm) Width: 1.5"(38mm)
- 【Pack】- 2PCS, Supplied with Nuts and Washer.
- 【High Qulity】- It is made of Bright polished exterior finish 316 grade stainless steel. Commonly used as deck hardware in highly corrosive marine environments.
- 【Design】- Has a welded base plate to minimize possible corrosion and provide excellent sealing.
- 【Convenient】- Marine U-bolts may be used where an eye bolt would be too small or extra strength is required.
8.3Good
View offer on:
Show more
Similar products on Amazon
