The RIDGID Grip Wrenches are fitted with two handles and heavy-duty jaws, they can handle a multitude of different diameters. Adjust the bolt on the bottom handle to the require size and then it can be locked in place.

RIDGID 1142 Grip Wrench

Length: 375mm (14.3/4in).
Capacity: 40mm (1.1/2in).
Weight: 1.3kg.