... size and is lighter to handle for application.2.G80 lifting chain surface treatment:self-color,polishing,blackened,painted, ... plastic coating ,hot-dip galvanized,electro-galvanized,ect 3, G80 lifting chain's safety factor:min 44,Lifting chain ... is G80 quality grade G80 Lifting Chain parameterCHAIN DIAMETERINSIDE LENGTHOUTSIDE WIDTHWEIGHTMMMMMMkg/m618200.79824271. ...