Knob, Adjustment

This part is NO LONGER AVAILABLE. You cannot purchase this part. Can I still get this?

Listed on the following equipment:
HealthRider - Aero Flyer - HRAW5607.1
HealthRider - Aero Flyer - HRAW5607.3
HealthRider - Air Strider - HRAW7776.0
Proform - Air Walker - 831.29084.0
Proform - Air Walker - 831.29084.1
Proform - Air Walker - PFAW7507.0
Proform - Air Walker - PFAW7507.1
Proform - Air Walker - PFAW7507.2
Proform - Air Walker XT - 831.29088.0
Proform - Air Walker XT - 831.29088.1
Proform - Air Walker XT - PFAW7607.0
Proform - Air Walker XT - PFAW7607.1
Weslo - Air Strider - WLAW5507.0
Weslo - Air Strider - WLAW5507.1
Weslo - Air Strider - WLAW5507.3
Weslo - Air Strider - WLAW5507.4
Weslo - Air Strider - WLAW5507.5
Weslo - Air Strider - WLAW5507.6
Weslo - Air Strider - WLAW5507.8

* Images may not be identical to part.