What is the significance of the diamond-thingy attachment I highlighted? I’m aware of the implications of the Ring-of-O/leash attachment but I’ve never seen that diamond pattern before.

26 32

15 10

4 0

9 0

7 30

21 31

17 0

11 30

22 0

4 0

6 10

20 10

18 32

6 30

20 34

6 10