All Diana, German Sports Guns, and Mauser firearms sold by Blue Line hold a limited lifetime warranty.
All accessories carry a three-month warranty from the date of purchase.
Proof of purchase is required to qualify for the Limited Lifetime Warranty: Valid proof of purchase is considered as the original sales receipt or a copy of the ATF Form 4473.
*If proof of purchase has been misplaced, the store where you made the purchase may be able to provide it to you.
How to contact us and submit your warranty claim form.
For further questions, you can reach out to our warranty department at Warranty@blueline.global
After reviewing the Warranty Claim Form we will determine which of the following warranty procedures will apply, and depending on the problem we will evaluate which solution best applies to your case.
Time Frame
Please do not send your firearm until you have received our Return Authorization Number and firearm shipping instructions! Any firearms that we receive that we were not expecting will be returned immediately to the sender at your own cost.
Important Notes:
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