3M Gas Mask Parts Facepiece Replacement Parts Exhaust Valve 573 HF-50 Series 573 1 PK

Catalog number: 573 Features: ● This is a drawstring for the HF-50 series gas mask. Specifications: ● Product name: Replacement exhaust valve ● Compatible models: HF-50 series gas masks Note: ● This product is not intended for general consumers, so the labels and instruction manuals are not written or included for general consumers.