63/57/51MM Exhaust (Step) Adjuster Pipe.

These little friends help you to fit a muffler on a modern exhaust. Available in multiple sizes and in stainless.

This one: 63/57/51 mm
This is the outer diameter
The material has a thickness of 1.5 mm

So, a 63/57/51 mm pipe has a 63/57/51 mm inner diameter.

Price PER 1 piece