EH and EHL (with latch) have the following advantages:
1. They are made so that, if overloaded, they
open without breaking.
2. The forging is formed to protect the latch and also help avoid hitching.
3. Stainless spring with double legs.
4. Heavy duty latch.
5. A smooth outer contour to avoid hitching.
6. Tip of hook formed as a guide for the latch.
7. The hooks are designed for use with the GM Chain Coupler.