Silverline Cramp Head Set 40mm Jaw

Amazon

Creates a bar cramp of any length Utilises 25 mm battens Heads made from malleable iron Screw and pin made from high quality steel, Weight: 2.8219169536 Pounds, Manufacturer: SLTL4

Zoro Tools

Malleable iron cramp heads that allow a bar cramp of almost any length to be made, utilising 25mm battens. Handle, screw and pin manufactured from high quality steel.