5N11 Cotton Filter with 501 Holder for 3M 6001 6200 7502 Gas Mask Respirator
💎REDUCE EXPOSURE TO PARTICULATES when used with 3M Half Facepiece 6000, 6500 and 7500 Series or 3M Full Facepiece 6000, FF-400 or 7800S Series with 3M 603 Filter Holder and 3M 501 Retainer.