So You Wanna Build An AR?

Our passion is AR-15 style firearms! Rest assured with your purchase, build, upgrade or fix, as we are a Colt Law Enforcement & Military Certified Armorer for the AR-15, M16, M4, and 9mm submachine gun. Yes, we also sell and work on 308 and larger pattern ARs. The AR-15 weapons system is an extremely versatile and modular platform and we want to help make yours the best it can be! Luckily for enthusiasts, AR-15’s have achieved extreme popularity over the past decade and more quality parts are available now than ever.


  • AR-15 Sales – New & Used
  • AR-15 Custom Builds (Including NFA Short Barreled Rifles on ATF eForm 1)
  • AR-15 Caliber Conversions
  • AR-15 Parts & Accessories
  • AR-15 Gunsmithing (Upgrades, Part Installation)
  • AR-15 Repairs & Service

AR-15 Gunsmithing AR-15 Gunsmithing AR-15 GunsmithingAR-15 Gunsmithing
Contact us today for all of your AR-15 needs! We can provide a quote on the perfect setup to meet your needs. For AR-15 upgrades and modifications there are no jobs too big or too small. Please read some of our interesting articles we have written on AR-15 type firearms.

We build custom upper receivers and modify guns to make them unique to you. We can start with your lower receiver or sell you one to start your dream build. We have experience in the various different conversions to the AR-15 firearms from the economical .22LR to the powerful .50BMG. We can provide rifles from military spec to wild full custom builds, truly a one stop shop for all of your needs. Please read this article first to get a feel for how we work builds. AR BUILDS

Want to buy or build your own Short Barreled Rifle (SBR)? Have a pre-86′ machine gun that is in need of an upgrade or repair? CDS ARMS is able to assist with NFA firearms as well. We help you to avoid the common pitfalls and keep you legal. We can assist with receiver engraving and ATF Form 1 completion. Please see the NFA SERVICES page for additional information or contact us direct!

AR-15’s are offered in some unique chamberings: .22LR, .17HMR, 9mm, 5.56×45, 7.62×39, 5.45×39, 300BLK, 6.8SPC, 6.5 Grendel, .50 Beowulf, .338Lapua, .50BMG We can help design your new gun in these calibers and many more!

We sell products from all major companies and items from the top manufacturers of AR-15 parts. Whether you need a basic part made by a military contractor or a high-end piece we can get what you need. Higher quality parts translate to a higher quality gun. If we wouldn’t use it, we wouldn’t sell it. No foreign, airsoft, or toy gun junk here! With our access to many product lines we are able to accommodate any budget. If you are looking for something and don’t see it, always remember to ask!