Clamp for ST Arca Swiss Gen2 Arca

[dens228]

Can anyone tell me what size clamp to order for the Saber Tactical Arca Swiss Gen2??
I want to put a clamp on my bipod.

 

[herpderp]

https://mdttac.com/attachment-heads-mdt-ckye-pod-gen2/

MDT sells those Arca clamps separately.