The coupling itself is stable but very steif.nähte are at the ends welded easily and catch after three times to carry aufzugehen.was the coupling does however useless the 'sicherheits'schloss'das thing never stops of its own accord auf.man needs bend down only once or slightly pull off and off you auf.mit under belt holds it may be better because the opened lock then probably depend on Velcro remains for use can only warnen.eine before this article insolence that enters something in trade .man Imagine a paramedic carrying a stretcher with the patient and the crap thing he remembers before the feet and bring him to fall.das thing has a smooth and insufficient deserves a star there just because you can not assign zero, which finally changed should be!