3M Filter Retainer - 501

The Key Features include:

• 3M™ Pre Filter Retainer to clamp the 3M™ Filters 5911, 5925, & 5935 in place at the front of the respirator.
• For use on the 3M™ Particulate Filters 5000 Series and 3M™ Cartridges 6000 Series.
• Can be used with 3M™ Filters 5000 Series to add particulate protection to the gas and vapour filters.
• Easy to snap into position over the filter.