3M 37005 Head Harness, Use With: 6700, 6800, 6900 Full Facepiece Respirator

Features and Benefits:

• Use as a replacement part for 3M Full Facepieces 6700, 6800, 6900 (07138, 07139, 07140 AAD).
• Approved 3M replacement part | Designed for 3M Full Facepieces 6000 Series (sold separately) | Replacement part can extend respiratory equipment service life