Your Bolt On Pressure Fitting 4-40 by Fox Source! 
Feeling grounded? We're still flying at Radical RC!
 Sorry, we're not accepting phone calls at this time,
our priority is to process orders and emails.
Please email any questions.
Thank you for your kind understanding
and continued support.
 Praying for the health & peace of all! 


1905 Wright Flyer 68"

Dummy R-985 Radial 
 Flite Test visits Radical RC 
         Bolt On Pressure     

 Home2020 DAYTON MODELRAMA  | View Shopping Cart

  1. Whats New >
  2. Glow & Fuel Power All >
  3. Engine Parts >

Bolt On Pressure Fitting 4-40 by Fox - Product Image
Click for larger image

Bolt On Pressure Fitting 4-40 by Fox

Exhaust pressure fitting, 4-40 thread. Correct drill size for 4-40 tap (provide your own tap and drill) is #43 (.089).
SKU Number: FOX9501

Radical RC SiteMap  

Questions on this Bolt On Pressure Fitting 40? Email us at