Grade 70 Bolt-On Grab Hook with Backer Plate

The Grade 70 bolt-on grab hook with backer plate is a heavy-duty, weld-free rigging solution engineered for instant chain attachment on tractor front-end loaders, excavator buckets, trucks, and flatbed trailers. Forged from high-tensile Grade 70 alloy steel, this bolt-on grab hook comes complete with a solid mounting backer plate, high-grade hex bolts, and nylon lock nuts for maximum shear strength and vibration resistance during heavy hauling. Featuring a reinforced backer plate design, the hook distributes load stress more effectively and enhances mounting stability. It is an ideal solution for applications requiring a permanent or semi-permanent chain attachment point, such as flatbed trailers, trucks, and heavy-duty hauling equipment.

Key Features of Bolt-On Grab Hook

High-Strength Grade 70 Construction

The Grade 70 Bolt-On Grab Hook is manufactured from heat-treated alloy steel to provide excellent strength and durability.

Advantages include:

• High tensile strength
• Superior wear resistance
• Excellent impact performance
• Designed for heavy-duty chain applications
• Compatible with Grade 70 transport chain

The Grade 70 material provides a strong and lightweight solution compared with conventional chain hooks.

Bolt-On Installation with Backer Plate

Features a matching thick steel backer plate that reinforces the mounting surface, distributing stress evenly across tractor bucket metal or trailer side rails.The integrated backer plate improves mounting stability and load distribution.

No Welding Required (Easy Bolt-On Installation)- Pre-drilled dual mounting holes allow quick, secure installation using basic shop tools—eliminating the need for specialized welding equipment or thermal heat distortion.

Key benefits:

• Easy installation using bolts
• Strong connection to truck or trailer structures
• Helps reduce stress concentration on mounting surfaces
• Suitable for permanent chain attachment points

The backer plate design provides additional support when securing heavy loads during transportation.

Secure Chain Engagement

The grab hook profile is designed to securely hold chain links and prevent unwanted chain movement during load binding.

Features:

• Quick chain attachment and removal
• Positive chain engagement
• Suitable for various Grade 70 chain sizes
• Reliable performance under vibration and road conditions

Durable Surface Finish

Corrosion-Resistant Yellow Zinc Plating- Electro-galvanized with yellow chromate finish for exceptional rust resistance in outdoor, agricultural, and construction environments.To withstand outdoor environments, the hook is available with protective surface treatments.

Applications of Bolt-On Grab Hook

This versatile bolt-on grab hook is widely utilized across multiple commercial and agricultural sectors:

• Tractor & Loader Buckets: Mounted on the top edge of front-end tractor buckets for quick towing, pulling fallen logs, or clearing debris.

• Utility & Flatbed Trailers: Installed along trailer rails or headboards as fixed chain tie-down points for heavy equipment transport.

• Construction & Excavation: Mounted on excavator quick-couplers or dump beds for on-site rigging and pulling operations.

Frequently Asked Questions- FAQ

Q1: Why choose a bolt-on grab hook over a weld-on grab hook?

A: A bolt-on grab hook allows fast installation without altering or weakening the steel frame through welding heat. It comes with a heavy-duty backer plate that reinforces thin sheet metal on loader buckets, and can be easily replaced or relocated if necessary.

Q2: What is the Working Load Limit (WLL) of this 3/8″ Grade 70 bolt-on grab hook?

A: The hook carries a certified Working Load Limit (WLL) of 6,600 lbs (3,000 kg). Always ensure the mounting surface (bucket or frame) is capable of supporting equivalent loads.

Q3: Can you supply bulk orders with custom branding or distributor packaging?

A: Yes. As a B2B supplier and manufacturer, we offer custom brand stamping, specialized surface coatings, and bulk export packaging tailored for hardware distributors and OEM equipment suppliers.

Why Choose Our Grade 70 Bolt-On Grab Hook?

• Professional supplier of chain and towing accessories.
• High-quality forged Grade 70 steel construction.
• Designed for North American and European load securement markets.
• Custom sizes and finishes available.
• Suitable for OEM trailer and transportation applications.
• Strict quality inspection before shipment.

Request a Quote / Contact Us

Contact us today for details or quotations on our Rigging & Towing Hardware series. We’re ready to support your needs with quality products and dependable service.

📧 Email: [email protected]
📞 WhatsApp : +86-18660236941

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