3M™ Secure Click™ Head Harness Assembly with Speaking Diaphragm - 5 Per Case

The 3M™ Secure Click™ Head Harness Assembly with Speaking Diaphragm can be used on the following models: 3M™ Secure Click Half Facepiece Reusable Respirator HF-801SD, 3M™ Secure Click Half Facepiece Reusable Respirator HF-802SD, and 3M™ Secure Click Half Facepiece Reusable Respirator HF-803SD. Each unit is sold separately.

Features: 

• Helps maintain the regulatory performance requirements of the respirator.
• Easy installation allows for quick replacement.
• A head harness assembly can help extend the service life of a facepiece.
• For 3M reusable respirators.