What is the true diameter of this rope? There are conflicting measurements all over the internet and on this page. The name of the item is Mammut.... 10.5 mm rope, the description says 11 mm static rope. Which is it?

Tech Specs:

Type:

static 

Diameter:

10.5 mm 

Dry Treatment:

no 

Static Elongation:

low elongation 

Center Mark:

no 

Bi-Pattern:

no 

Sheath Construction:

double-pick 

Weight:

75 g/m 

Recommended Use:

caving, expeditions, canyoneering 

Manufacturer Warranty:

1 year