LockJaw® Synthetic Lifting Shackle, 20,000 lbs WLL, 4" Working Diameter

The LockJaw® Synthetic Shackle is a lifting‑rated, high‑strength soft shackle engineered to replace traditional steel screw‑pin shackles in overhead lifting and critical rigging applications. It is made in the USA and rated at a 20,000‑lb working load limit with a 4" working diameter. It provides the highest capacity in the LockJaw® lifting line in a compact size that fits into your Fusion Tools recovery and lifting system.

Key specifications

• Lifting‑rated synthetic soft shackle with a 20,000‑lb working load limit (10 tons)
• 100,000‑lb breaking strength
• 4" working diameter for tight, precise connections to hooks, pad eyes, lifting lugs, and structural members
• 5/8" nominal chain size equivalent
• Rope body made from high‑strength HMPE synthetic fiber, with an aluminum locking component
• Meets or exceeds ASME B30.26 standards for rigging hardware used in lifting operations

Design and safety

• Excellent strength‑to‑weight ratio, giving you 10 tons of lifting capacity at a fraction of the weight of steel
• Infinite‑opening design wraps cleanly around anchor points in confined or complex spaces
• Patented LockJaw lock is permanently attached and keeps the shackle securely closed during the lift
• Non‑marring body protects painted surfaces and sensitive components
• FOD‑free construction suits aerospace and cleanroom work
• Rust‑proof, freeze‑proof, and UV‑resistant fibers hold up in outdoor and harsh‑environment operations
• Easy to inspect between lifts

Made in the USA

• Patented design, manufactured in the USA
• Built for rigging, industrial, aerospace, and cleanroom lifting applications