Oxford CS-09 Marine Proof Padlock 50mmThe Oxford Marineproof Padlock range is manufactured from the highest quality materials, made from 304 grade stainless steel, making them ideal for use in marine environments. They have been tested to over 1,000 hours in an environmental chamber with high humidity and salt spray and offer high levels of reliability in the harshest conditions. Quality and performance can be assured with a five year warranty along with a host of other features,