Terms & Conditions

PLEASE READ THE FOLLOWING TERMS AND CONDITIONS OF USE CAREFULLY BEFORE USING THIS WEBSITE. All users of this site agree that access to and use of this site are subject to the following terms and conditions and other applicable law. If you do not agree to these terms and conditions, please do not use this site.


The entire content included in this site, including but not limited to text, graphics or code is copyrighted as a collective work under the United States and other copyright laws, and is the property of Sentinel Arms USA™ (SentinelArmsUSA.com) -- Division of Millennium Industries, LLC (SA USA). The collective work includes works that are licensed to SA USA. Copyright, SA USA, ALL RIGHTS RESERVED. Permission is granted to electronically copy and print hard copy portions of this site for the sole purpose of placing an order with SA USA or purchasing SA USA products. You may display and, subject to any expressly stated restrictions or limitations relating to specific material, download or print portions of the material from the different areas of the site solely for your own non-commercial use, or to place an order with SA USA or to purchase SA USA products. Any other use, including but not limited to the reproduction, distribution, display or transmission of the content of this site is strictly prohibited, unless authorized by SA USA. You further agree not to change or delete any proprietary notices from materials downloaded from the site.


All trademarks, service marks and trade names of SA USA used in the site are trademarks or registered trademarks of SA USA.

Warranty Disclaimer

This site and the materials and products on this site are provided "as is" and without warranties of any kind, whether express or implied. To the fullest extent permissible pursuant to applicable law, SA USA disclaims all warranties, express or implied, including, but not limited to, implied warranties of merchantability and fitness for a particular purpose and non-infringement. SA USA does not represent or warrant that the functions contained in the site will be uninterrupted or error-free, that the defects will be corrected, or that this site or the server that makes the site available are free of viruses or other harmful components. SA USA does not make any warranties or representations regarding the use of the materials in this site in terms of their correctness, accuracy, adequacy, usefulness, timeliness, reliability or otherwise. Some states do not permit limitations or exclusions on warranties, so the above limitations may not apply to you.

Sentinel Arms USA™ is not a warranty repair station, and we cannot accept defective merchandise returns. Defective merchandise is subject to the manufacturer’s specified warranty policy, and the manufacturer should be contacted directly for details.

Limitation of Liability

SA USA shall not be liable for any special or consequential damages that result from the use of, or the inability to use, the materials on this site or the performance of the products, even if SA USA has been advised of the possibility of such damages. Applicable law may not allow the limitation of exclusion of liability or incidental or consequential damages, so the above limitation or exclusion may not apply to you.

Typographical Errors

In the event that a SA USA product is mistakenly listed at an incorrect price, SA USA reserves the right to refuse or cancel any orders placed for product listed at the incorrect price. SA USA reserves the right to refuse or cancel any such orders whether or not the order has been confirmed and your credit card charged. If your credit card has already been charged for the purchase and your order is cancelled, SA USA shall issue a credit to your credit card account in the amount of the incorrect price.

Term; Termination

These terms and conditions are applicable to you upon your accessing the site and/or completing the registration or shopping process. These terms and conditions, or any part of them, may be terminated by SA USA without notice at any time, for any reason. The provisions relating to Copyrights, Trademark, Disclaimer, Limitation of Liability, Indemnification and Miscellaneous, shall survive any termination.


SA USA may deliver notice to you by means of e-mail, a general notice on the site, or by other reliable method to the address you have provided to SA USA.


Your use of this site shall be governed in all respects by the laws of the state of California, U.S.A., without regard to choice of law provisions, and not by the 1980 U.N. Convention on contracts for the international sale of goods. You agree that jurisdiction over and venue in any legal proceeding directly or indirectly arising out of or relating to this site (including but not limited to the purchase of SA USA products) shall be in the state or federal courts located in Los Angeles County, California. Any cause of action or claim you may have with respect to the site (including but not limited to the purchase of SA USA products) must be commenced within one (1) year after the claim or cause of action arises. SA USA's failure to insist upon or enforce strict performance of any provision of these terms and conditions shall not be construed as a waiver of any provision or right. Neither the course of conduct between the parties nor trade practice shall act to modify any of these terms and conditions. SA USA may assign its rights and duties under this Agreement to any party at any time without notice to you.

Use of Site

Harassment in any manner or form on the site, including via e-mail, chat, or by use of obscene or abusive language, is strictly forbidden. Impersonation of others, including a SA USA or other licensed employee, host, or representative, as well as other members or visitors on the site is prohibited. You may not upload to, distribute, or otherwise publish through the site any content which is libelous, defamatory, obscene, threatening, invasive of privacy or publicity rights, abusive, illegal, or otherwise objectionable which may constitute or encourage a criminal offense, violate the rights of any party or which may otherwise give rise to liability or violate any law. You may not upload commercial content on the site or use the site to solicit others to join or become members of any other commercial online service or other organization.

Participation Disclaimer

SA USA does not and cannot review all communications and materials posted to or created by users accessing the site, and is not in any manner responsible for the content of these communications and materials. You acknowledge that by providing you with the ability to view and distribute user-generated content on the site, SA USA is merely acting as a passive conduit for such distribution and is not undertaking any obligation or liability relating to any contents or activities on the site. However, SA USA reserves the right to block or remove communications or materials that it determines to be (a) abusive, defamatory, or obscene, (b) fraudulent, deceptive, or misleading, (c) in violation of a copyright, trademark or; other intellectual property right of another or (d) offensive or otherwise unacceptable to SA USA in its sole discretion.


You agree to indemnify, defend, and hold harmless SA USA, its officers, directors, employees, agents, licensors and suppliers (collectively the "Service Providers") from and against all losses, expenses, damages and costs, including reasonable attorneys' fees, resulting from any violation of these terms and conditions or any activity related to your account (including negligent or wrongful conduct) by you or any other person accessing the site using your Internet account.

Third-Party Links

In an attempt to provide increased value to our visitors, SA USA may link to sites operated by third parties. However, even if the third party is affiliated with SA USA, SA USA has no control over these linked sites, all of which have separate privacy and data collection practices, independent of SA USA. These linked sites are only for your convenience and therefore you access them at your own risk. Nonetheless, SA USA seeks to protect the integrity of its web site and the links placed upon it and therefore requests any feedback on not only its own site, but for sites it links to as well (including if a specific link does not work).

Restricted Items

You are responsible for knowing your state laws. It is up to you, the consumer, to ensure that the items you purchase from us are legal to own in your state. Regulations on firearms ownership, use, and sales vary from state to state. To access helpful information on regulations and laws in your state, please click here.


  • We do not ship magazines over 10 rounds to CA, DC, MA, MD, NJ, NY, VT, and Cook County, IL.
  • We do not ship magazines over 15 rounds to CO and Aurora, IL.
  • We do not ship magazines to CT.


  • You certify you are at least 21 years of age.
  • You certify you have no felony convictions and are in full compliance with Local, State and 18 U.S. Code 922d 1-9, allowing for the lawful purchase of ammunition.
  • You declare under penalty of perjury (under the laws of the United States of America) that all information provided is true and correct.
  • We do not ship ammunition to CA, CT, DC, IL, MA, NJ, and NY.

Sub-MOA Guarantee

Sub-MOA guarantee is a 3 round group, 1 inch or less, at 100 yards with quality match ammunition and proper shooting techniques. Bolt must be headspaced to the barrel (16" or longer) by Sentinel Arms Mfg™ in AR type barrels.

Return Policy

To ensure prompt, accurate service, all returns require prior authorization by Sentinel Arms USA™ (SentinelArmsUSA.com) -- Division of Millennium Industries, LLC (SA USA), Inc.’s Customer Service Department. SA USA will accept returns within 30 days of the original invoice date as long as the products are new and in original, unopened packaging (some restrictions apply). All concerns must be brought to the attention of Customer Service within 48 hours of receipt of merchandise.

If you receive a damaged shipment, please note this on the freight delivery record and take pictures of the damages. Please keep all packaging and notify Customer Service immediately.

We are unable to take back products with opened packaging and used products. SA USA is not a warranty repair station, and we cannot accept defective merchandise returns. Defective merchandise is subject to the manufacturer’s specified warranty policy, and the manufacturer should be contacted directly for details. Additionally, we cannot accept returns on clearance items, special order merchandise or products that have been shipped to a third-party.

Our return specialists will issue credit for the return following an inspection, and you will be notified via email if there are any issues or if we are unable to apply credit for the return.

We are unable to accept returns on the following products:

  • Opened packaging and used products
  • Ammunition
  • Reloading powder
  • Primers
  • Safety gear
  • First aid items
  • Clearance items
  • Special order merchandise
  • Products that have been shipped to a third-party
  • Custom made to order products (barrels, etc.)

Restocking Fees

  • There will be no restocking fee if an item is returned as a result of our error, shipping errors or merchandise damaged in transit.
  • All other returns are subject to a 10% restocking fee.    
  • Returns for items that have been drop shipped directly from the manufacturer will be assessed a 25% restocking fee and must have prior manufacturer approval.

Custom Barrel Orders

There will be no changes to orders after two weeks. This includes changes of address. Any changes made before the two week deadline are subject to a $44.00 order change fee. It is incumbent on our customers to know what they need and to order accordingly. This allows for a smooth production process, thus shorter lead times.

Any alterations done to a Sentinel Arms Mfg™ barrel, after it leaves this shop, releases Sentinel Arms USA™ of any and all responsibility.

Sentinel Arms USA™ will NOT warranty barrels that have been fired with non-factory/hand load ammo!

Credit card orders cancelled before steel is cut is subject to a 5% reimbursement fee. Orders cancelled after steel has been cut is subject to a 15% restocking fee.

Firearms Returns

Our standard return policy does not apply to firearms and NFA products. Please contact customer service for additional details.

Fulfillment Return Policy

SA USA does not handle consumer returns. Fulfillment partners should direct ALL consumer returns to their specified return facility. We will gladly take back new products in original packaging in accordance with our standard return policy after you have determined which products comply with our return requirements. We are unable to accept product in opened packaging and used products. Additionally, some products may not be eligible for return. If a product is returned in unacceptable condition, we reserve the right to destroy the product or return it at the fulfillment dealer’s expense.

Shipping Charges

Original and return shipping charges will not be refunded unless the return is the result of our error or merchandise is damaged in transit. Shipping labels will not be issued to consumers. Shipping labels cannot be issued for products classified as hazardous materials. Please contact the Customer Service Department for additional details.

Shipping Restrictions

At this time, we only ship to the lower 48 states.

We ship via FedEx and cannot ship to PO boxes at the standard ground shipping rate. If you must ship to a P.O. box, please select USPS (P.O. Boxes ONLY) for USPS Priority Mail.

Expedited shipping is not available for certain products and must be shipped ground. These restricted products include, but are not limited to:

  • Ammunition
  • Solvents
  • Chemicals
  • Anything under pressure

Any orders containing restricted products that have expedited shipping selected will be shipped ground. There will be no refunds on shipping charges.


Our inventory is updated throughout the day to help eliminate out of stock products being shown as in stock on our website; however, there may be occasions when an out of stock product is still shown as in stock. If your order contains one of these products, we will refund the cost of that product and ship the remaining balance of your order.

Returns Process

All returns require a Return Authorization number. You can make a return request on our website by emailing us or by calling our Customer Service Department at ‪(267) 291-4238 where we would be happy to walk you through our return process.

  1. Once we have processed your request, you will receive an email that contains your RA number and additional instructions on where to send the return. Our goal is to process requests by the close of business on the next business day.
  2. Once you obtain an RA number, please make sure it is clearly marked and visible on the outside of the package. Packages that do not contain an RA number may be refused.
  3. Please include a copy of the original invoice and RA form with the package.

Should you have any questions, please feel free to email us or call SA USA’s Customer Service Department at ‪(267) 291-4238.