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Square U-Bolt Kit Boat Trailer Frames 3.15" Wide x 6" Long x 1/2'' Diameter Straight Formed for 3500 lbs Durable Zinc Plated U Bolt with Nut and Washer for Trailer Boat Guide
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Grade
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13%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 23, 2026 3:16 AM · Prices & availability subject to change
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📝 Product Overview
🏪 Sold by
Huiessa
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Package Contents: receive a comprehensive set of 8 square U-bolts, which includes 4 straight and 4 formed styles, along with matching nuts and washers; This complete kit equips you with everything necessary to securely mount guide posts or hardware on boat trailer frames
✓Robust Mounting Solution: designed for a snug and reliable fit, these U-bolts are suitable for trailer frames up to 3.15" wide x 6" high; They offer good clamping strength to keep guide posts, brackets, and hardware in place during towing
✓Durable and Long-lasting: each U-bolt is zinc-plated for resistance against corrosion, moisture, and harsh outdoor environments, particularly near water; This robust finish extends the lifespan of your trailer components, maintaining strength and reliability after exposure to rain, saltwater, and heavy use
✓Hassle-free Installation: the U-bolt kit includes pre-threaded bolts, smooth-fitting nuts, and flat washers for easy installation, even with basic tools; The simple assembly allows you to quickly secure guide-on posts or structural supports to your trailer frame, minimizing maintenance time and keeping your boat ready for travel
✓Multiple Applications: ideal for boat trailers, utility trailers, and general frame mounting needs; Use these U-bolts to secure guide posts, bunks, brackets, lights, or custom hardware; Their adaptable square shape fits common trailer frame rails, making them essential mounting hardware for both DIY enthusiasts and professionals in marine and towing applications
⚙️ Specifications
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$35.99
$25.99
8 Pcs
4 Pcs
Item Package Dimensions L x W x H
7.87 x 6.69 x 2.76 inches
Package Weight
5.5 pounds
Item Dimensions LxWxH
8.66 x 5.91 x 2.36 inches
Item Weight
5.5 pounds
Brand Name
Otoolling
Model Name
HUU5864
Color
silver
Material
zinc-plated metal
