polyester round sling,endless round sling Certificate:CE,GS,TUV polyester round sling: 2)webbing sling color: as code for example 1ton violet, 2ton green,3ton yellow...10ton orange3) webbing sling length: as required4) Safety factor: 5:1, 6:1, 7:1 or 8:15) Standard: ISO4878, EN1492:2000, AS-Standard 6 )lifting capacity: from 500kgs up to 1,000,000kgs