3m 6897/37005 อะไหล่สายรัดป้องกันหัว 6700/6800/6900

Head harness holds facepiece against face The Head harness holds most compatible large and small facepieces against the face and is designed as a compatible replacement part for 3M Full Facepieces 6700, 6800, 6900 (07138, 07139, 07140 AAD) Replacement part can extend respiratory equipment service life Designed for 3M Full Facepieces 6000 Series Great Value 2 Pack, Save money with our multipack head harness assembly for compatible respiratory facepieces