This friction saver 300 cm is adjustable by means of a clamp. This clamp comes loose when removing from the tree what makes it easier to remove. The Ropeguide Cocoon 2010 is equipped with a ball bearing ART Cocoon pulley. The climbing rope runs through the pulley and thus requires the least climbing effort. This friction saver is equipped with a replaceable shock absorber that protects the climber with a force higher than 6 kN.The Ropeguide Cocoon 2010 complies with EN 795B.