The RIDGID Strap Wrenches are best for any polished pipe. They have a sturdy, cast-iron housing with an I-beam handle and a strong, woven nylon strap that gives a tight grip.

Two models available with special strap for plastic pipe.

RIDGID No.2P Strap Wrench has a strap designed for use with plastic pipe.

Handle Length: 300mm (11.3/4in).
Strap Length: 425mm (17in).
Strap Width: 27mm (1.1/16in).
Rated Pipe Capacity: 50mm (2in).
Actual O.D. Capacity: 90mm (3.1/2in).
Weight: 0.9kg. 

Rated Pipe Capacity is the nominal diameter that can be correctly tightened.
Actual O.D. Capacity is the actual O.D. that strap can accommodate.