Stainless Steel Connecting Link. Grade 80, or stainless steel . Stainless Steel Connecting Link.Grade 80, or stainless steel . Size: 3/16" to 5/8" Fitting chain.Galvanized Steel Link ChainFinishing: self-color, painted ... , electro galvanized, hot dip galvanized,stainless steel,High test chain: G30, G43 ...