Roller Chain, Chain Construction Rollerless Bushing, Overall Length 10 ft, Material Stainless Steel, Chain Number 40, Chain Overall Width 0.717 in, Roller Diameter 5/16 in, Pitch 1/2 in, Number of Strands 1, Pin Contruction Riveted Pin, Pitch Type Single Pitch, Inside Width 0.313 in, Series SS, Working Load Limit 99 lb, Features It is Generally Considered Non-Magnetic, Although Some Permeability can be Found in These Chains, Heavy Series No, Material Grade Type 304. This item has been restricted from sale in the following state (s): []