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Thunder Mountain Custom is based in Southern Arizona at the base of the Huachuca Mountains.

Thunder Mountain Custom is a firearms manufacturer and custom gun shop specializing in 1911 pistols. We are a full service gunsmithing shop doing custom work, modifications, enhancements, and tune-ups.

The owners of Thunder Mountain Custom have between them a diverse and wide-ranging background in firearms: completion of formal 1911 pistolsmithing classes; armorer-training; shooting sports competitions; hunting; military weapons training, and, of course, building 1911 pistols.

Thunder Mountain Custom also provides it’s own line of custom 1911 parts, manufactured from solid barstock, at reasonable prices for those who enjoy customizing their own 1911’s. 

We Provide only the Best Parts

Since 2017 we have been teaming up with the best 1911 parts manufactures in the USA.  Our parts selection continues to evolve and expand.  To see our latest selection of 1911 parts select the “Shop Now” link at the top of the page

Pistol Smithing Tools

We have the Tools that you need from Files to Fixtures and Abrasives.  Everything you need to work on or build your 1911

Your Sucess, is Our Success

When you build or upgrade your 1911, we want you to succeed.  We are always a phone call or an email away from assisting