All 51Fifty Rifles, Pistols, SBR’s, Receiver Sets and ARCA Rail handguards carry a limited lifetime warranty. They are guaranteed for craftsmanship, quality and material. Any warranty claim will be validated and confirmed by 51Fifty after inspection of components. Acts of nature and user error do not constitute a valid warranty claim.


  All 51Fifty proprietary components such as upper receivers, lower receivers, handguards, X-Brake muzzle brakes and the Rapid Action Cam (R.A.C.) are manufactured in Massachusetts by our partner Optimum. Orders can take between 6-8 weeks to fill due to supply chain issues on materials and components not made in house by 51Fifty and Optimum. Orders will be filled sooner if possible and customer will receive email progress updates on or status.

  Changes to an order or Cancellations will only be accepted within 72 hours of order placement. After 72 hours a cancellation will only entitled to a maximum of a 50% refund on the cancelled order. Changes to an order after 72 hours will be subject to any additional costs incurred by 51Fifty to facilitate the changes requested.

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