Bump stop bolts

[Lagavulin]

What size bolt would I use to install these bump stops? Previous owner removed both the bump stops and the bolts.

 

[Lagavulin]

Bump......

 

[OverlanderJK]

What brand are they? I don't see where a bolt would even attach.

 

[Lagavulin]

What brand are they? I don't see where a bolt would even attach.

Through the top. The brand is energy suspension.

 

[Lagavulin]

---bump---

 

[RockyJk]

Googled it and found this, hope it helps