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Since its establishment in 2002,
Zhangjiagang SMK MFG. Co., Ltd.
has specialized in cargo securing and control products, with over 20 years of experience in R&D and global export. The company operates three factories and a large-scale warehouse center, forming an efficient international supply network.
SMK is China Xstrap 63249 3/8" × 20' Grade 70 Transport Chain Assembly with Clevis Grab Hooks 6,600 lbs WLL Factory and Custom Xstrap 63249 3/8" × 20' Grade 70 Transport Chain Assembly with Clevis Grab Hooks 6,600 lbs WLL Suppliers. The product range includes tie-down straps, bungee cords, tow straps, lifting slings, hoists, and 4x4 accessories, widely used in transportation, logistics, outdoor, and industrial sectors. Its in-house brand XSTRAP enjoys strong recognition in global markets, alongside flexible OEM/ODM services for customized needs.
With over 8,000 sqm of production space, SMK is equipped with advanced automated lines and in-house testing labs, ensuring full-process quality control from raw material to finished goods. The company is ISO 9001 certified, SMETA audited, and has passed C-TPAT anti-terrorism inspections and multiple GS and patent certifications.
Looking ahead, SMK will continue to upgrade its cargo control systems, stay close to customer needs, and provide high-quality, efficient products and services worldwide.
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1. Product Introduction
The Xstrap 63249 Grade 70 Transport Chain Assembly is a heavy-duty tie-down solution designed for securing large machinery, vehicles, and industrial loads. Built from heat-treated carbon steel with a corrosion-resistant yellow zinc chromate finish, this 3/8" × 20' chain meets transport standards and includes forged Grade 70 clevis grab hooks for reliable high-tension securement.
2. Product Specification
Product Name
Grade 70 Transport Chain Assembly
Chain Size
3/8"
Length
20 ft
Working Load Limit (WLL)
6,600 lbs
Material
Carbon Steel
Hooks
Forged Grade 70 Clevis Grab Hooks
Usage
Flatbed hauling, towing, heavy equipment securement
Packaging
1‑Pack
3. About This Item
- Forged G70 Clevis Hooks for Secure Attachment: High-strength hooks provide dependable engagement with binders and anchor points under heavy tension.
- Heat-Treated Carbon Steel for Superior Strength: Engineered for demanding transport applications, offering a strong and consistent strength-to-weight ratio.
- Corrosion-Resistant Yellow Zinc Finish: Protects the chain from rust and abrasion while clearly identifying it as Grade 70 transport chain.
- Stamped G70 Links for Compliance Verification: Each link is grade-marked for quick inspection and proper use in DOT-regulated environments.
- Ideal for Heavy Machinery and Industrial Loads: Suitable for flatbeds, tow trucks, and job-site applications requiring high-tension securement.
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