This is a quality marine grade stainless steel (AISI 316) 5/16" NACM G4 chain ideal for marine applications or where corrosion resistance is required. Suncor grade S4 chain is made to 'G4' dimensions. It fits many standard US windlasses and industrial applications. This chain complies fully with all requirements of the U.S. National Association of Chain Manufacturers (NACM) specification. Great for anchor chain leads and other heavy industrial applications that require corrosion resistance. The link size is 5/16" NACM G4 (National Association of Chain Manufacturers) or 8mm equivalent. This listing is by the foot. Please order the number of feet you want and we supply this as one continuous length. If you want multiple chains to make up this length, please contact us to order the custom cuts. AISI 316 stainless is a premium grade of stainless and is considered by many to be best in class. 316 stainless is corrosion resistant and very durable even in the harshest of conditions. Breaking Load = 9600lbs
