Replacement part for 3M Full Facepieces 7000 Series. Use to attach 3M Lens 7884 to facepiece. Does not include lens. 3M Reusable Respirator Lens Frame Assemblies & Kits allow prescription eyewear users to have corrective lenses fitted to their 3M Reusable Full Face Mask. 7000125978 - 50021200603346