Ercole M11-078C Cardellini End Jaw Clamp 43cm with 5/8″ pin and hex socket

The Manfrotto 043 Sky Hook Adjustable Gaffer Clamp is a lightweight gaffer clamp, with adjustable jaws to handle tubes from 1″ to 2-1/2″. Features one fixed 5/8″ stud, and one 5/8″ socket with double-ended 3/8″ to 1/4″ spigot.

Ercole W033 Cardellini End Jaw 6cm with spigot.