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Diagnostic Service


In stock

Please send your firearm and a copy of your invoice to:

Rainier Arms LLC 
ATTN: Armorers 
2504 Auburn Way N 
Auburn WA 98002

As low as $45.00
Rainier Arms Free Ground Shipping

If your firearm is not functioning as designed, and you're having trouble figuring out what the problem is, our Gunsmiths can help. 

Parts Required:

  • Complete Firearm
  • Copy of Driver's license
  • Serialized item form
  • Copy of Form 1/Form 4 if appropriate


Customer Info Form

Please NOTE: We cannot diagnose accuracy issues with customer builds, only functional issues.

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