The 006 Combo Set contains (1) Diaphragm, (1) Purge Button, (1) Inner Ring, and (1) Outer Ring.
This Combo works for these models:-Spare Air models with a flat top (does not work for models with a raised purge button and metal snap rings) and Heed 3 model #175 or #300 (does not work for model #200 or #4500)
If regulator is not working properly or missing several parts it is recommended to send in for a complete service. We offer a flat fee - click here for details
