A connecting link used with MF, or MFX master links to attach two legs. Only one is needed to create a basket sling.

This configuration is a TL2-BKG.
This is a non-adjustable 2-legged sling with locking hooks.

This configuration is a TL4-EGKN.
This is a non-adjustable 4 legged sling with sling hooks.

This configuration is a BD.
This is a non-adjustable double basket sling