Maintain the effectiveness of your 3M Ultimate FX Respirator with this durable head harness replacement. Specifically designed for use with FF-401, FF-402, and FF-403 models, it preserves the original performance standards of your facepiece. This replacement part offers a practical solution for extending the life of your respiratory equipment and saving costs.

• Cost-saving replaceable head harness
• Keeps original performance standards intact
• Fits FF-401, FF-402, and FF-403 models