U-part for fixing arm on metal strap

U-part for fixing an arm onto a metal strap around a round support (tree or pole).

U-part used to fix an arm for a zip line or for a horizontal activity onto a triple metal band around the support.

Delivered with 1 bolt Ø12x30mm and 1 nut Ø12mm.
Weight: 520g / 1.2lb
Price for 1 u-part and fixing accessories
 Made in the French Alps