Chain Shackle vs Anchor Shackle: What's the Difference?
Anchor shackles and chain shackles both connect chain and rigging, but they are shaped for different jobs. Choosing the wrong one can concentrate load in the wrong place. This guide explains the difference and when to use each.
What Is an Anchor Shackle?
An anchor shackle is another name for a bow shackle: a wide, rounded O shape that takes loads from multiple directions and can hold several slings or chain links at once. It is the default choice for general lifting.
What Is a Chain Shackle?
A chain shackle has a long, narrow opening shaped to connect chain links in a straight line. The narrow jaw keeps the chain from twisting and concentrates the load in line with the chain.
Key Differences
| Feature | Anchor Shackle | Chain Shackle |
|---|---|---|
| Shape | Wide, rounded bow | Long, narrow jaw |
| Loading | Multi-directional | Straight line |
| Typical use | General lifting, multiple slings | Connecting chain links |
When to Use an Anchor Shackle
Use an anchor shackle for general lifting, multi-leg slings and any job where the load direction may change. The wide bow spreads the load and reduces side-load stress on the pin.
When to Use a Chain Shackle
Use a chain shackle when connecting chain links or chain to a lifting point in a straight line. The narrow jaw aligns with the chain and stops it from turning.
How to Choose
Will the load pull from more than one direction? Choose an anchor shackle.
Are you joining chain in a straight line? Choose a chain shackle.
Check the WLL and pin diameter against your load before use.
FAQ
Is a chain shackle the same as an anchor shackle?
No. An anchor shackle has a wide bow for multi-direction loads, while a chain shackle has a long narrow jaw for connecting chain in a straight line.
Can I use a chain shackle for lifting?
Yes, when connecting chain in a straight line. For general lifting with changing load direction, an anchor shackle is safer.
Shackles for Every Rig
SolidLink forges bow, Dee, chain and other shackles in carbon steel and stainless steel, with WLL marked and certificates available. Browse our shackles or contact us for a quote.
