National Hardware N223-693 3250BC Anchor Shackle in Galvanized Authorized Replacement for Stanley Hardware Stock #N223-693 Designed for use in marine, industrial and construction applications Galvanized finish for superior corrosion resistance Meet federal specifications RR-C-271D, Type IV, Class 2 Manufactured from forged steel Designed for use in marine, industrial and construction applications Galvanized finish for superior corrosion resistance