- Replacement part to use with 3M Ultimate FX Full Facepiece Reusable Respirators FF-401, FF-402, and FF-403 (sold separately)
- Includes six head harness buttons
- Pack includes six head harness buttons
- Made of durable plastic
- Replaceable part can potentially result in respiratory equipment cost savings
Six head harness buttons for use on the 3M™ Ultimate FX Full Facepiece Reusable Respirators FF-401, 402 and 403.