Welcome to

We invite you to browse through our store and shop with confidence.
We've made some changes to the on-line store and we hope you like our New Look
TMC Personal Touch Package
Our Personal Touch Package allows you, the customer to make the best 1911 pistol made even better.
Your investment in an STI Handgun, is one that will bring a smile to your face every time you head out to the range and will last you a lifetime, so all of us here at Thunder Mountain would like to make that experience even better, by allowing you to add or change items, with no additional Labor Cost, So when you receive your new STI pistol, it’s just the way you wanted it.
So what can you have done?
- You can specify the trigger pull you want and we will set it up for you at no extra cost...
- Like to have a Dawson Fiber Front Sight installed? Not a problem, you pay for just the sight...
- Like a Red Grip on your Edge or Custom STI Logo’ed AlumaGrips on your Trojan? Just let us know...
- Like to have the feed ramp polished up like one of those total custom guns? Not a problem, we’ll get it done, at no extra cost!!!
- Want to add a Mag Well or have a different Mag Well installed?
- Are you a left handed shooter and would like an Ambi thumb safety installed?
- Like to have your new STI pistol sighted in? Not a problem, We’ll take it out to the range, get it sighted in, and you’ll be in the Bulls Eye right from the start.
Thunder Mountain is committed to not only providing you with one of the best pistols in the world, but providing you with some of the best customer service around before, during, and after the sale. If there is any way we can make your buying experience more enjoyable, just let us know
HOT HOT HOT
Limited M14 / M1A and Beretta 92 9mm Magazine Sale
This is a limited Time Offer, once we sell out they will be gone
Click on any of the magazines to purchase
DPM - STI 2011 You Asked! We Responded!
The Worlds Only Progressive Triple Spring Recoil
Reduction System For STI 2011, Now With User ADJUSTABILITY!!!
Only one of Each Handgun, all sold at dealer price
Thunder Moutain Custom Exclusive
Manufactured by Check-Mate
Finally a 9mm Officers Magazine that is truely match quality at a reasonable price
Click on the picture for more information on the new magazine
Hard Chromed Spartan Officer now in stock
Availble in both 9mm and 45ACP in all Sizes
Now In Stock
The full line of Extreme Engineering Hammers, Sears and Disconnectors
AFTEC Advance Extractors Now in Stock for all Calibers
Check out our NEW PRODUCTS Section, lots of new innovative products to get you to the top.

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STI / Bob Marvel 22 Caliber 1911 and 2011 Convertion kit (2)
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These are the last 2 NEW 22 Conversion Kits built by Bob Marvel for STI
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Other Magazines (M1A / M14 and Beretta 92) (6)
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This is a limited time offer of great Check-Mate M1A / M14 and Beretta 92 9mm Magazines.
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Clearance Guns (2)
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Clearance Guns
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STI 1911 - 2011 Handguns (11)
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STI 1911 and 2011 Handguns
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Custom 1911's - 2011's Handguns (1)
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Custom Built one of a Kind 1911's and 2011's
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Clearance Sale (8)
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On Line Sale Items
Up to 50% Off
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New Product (63)
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New and Improved Products. Inovation at it's best
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1911 - 2011 Frames (12)
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High Quality 1911 and 2011 frames from STI and Caspian
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1911 barrels (52)
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Quality 1911 Match Grade Barrels from STI, Barstow, Schuemann and Storm Lake
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1911 Slides (2)
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High Quality 1911 Slides from STI and Caspain
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Magazines (67)
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1911 and 2011 Magazines
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Magazine Parts (26)
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A Great Selection of Magazine Parts from STI, Dawson and Thunder Mountain Custom
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1911 - 2011 Frame Parts (26)
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1911 and 2011 Frame Parts Parts (Magazine Releases, Ejectors, Pins and all of the other small stuff) from STI and Thunder Mountain
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1911 - 2011 Grips - Bushings - Screws (28)
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The best 1911 and 2011 Grips, Bushings and Grip Screws from STI , AlumaGrip, Hogue and Thunder Mountain
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1911 Pins - Pin Kits (16)
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1911 and 2011 Pins and Pin Kits
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1911 Recoil Systems / Components (26)
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1911 Recoil Rods, Recoil Master and other Recoil Systems
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1911 Safety's (14)
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1911 Grip and Thumb Safety's from Thunder Mountain Customs, Cylinder and Slide and STI
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1911 Slide Parts (42)
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1911 Slide Parts (Extractors, Firing Pins, Firing Pin Stops)
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1911 Springs (137)
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1911 Springs (Recoil, Main, Firing Pin, Plunger Tube, and Sear) from Wolff, ISMI and Thunder Mountain
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MagWells - Main Spring Housings (61)
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1911 and 2011 MagWells and Main Spring Housings
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Triggers - Hammers - Fire Control Parts - Sets (95)
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Quality 1911 and 2011 Match Grade Triggers, Hammers, Sears, Disconnectors and Trigger Pull Kits from STI , Cylinder & Slide, Extreme Engineering and Thunder Mountain
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1911 Sights - Fiber (12)
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The best 1911 and 2011 Sights and Fiber from Dawson, STI, Thunder Mountain and Hi-Viz
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Red Dot Optics - Mounts (13)
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Red Dot Optics, Mounts and Accessories from C-MORE, STI, Thunder Mountain and Dawson
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Accessories (3)
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A Great Selection of Range Boxes, Holsters, Belts and Magazine Care Products
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Reloading Supplies and Components (1)
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Great Selection of Reloading Supplies, Tools and Components
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RELOADING DIE CLEARANCE (12)
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Clearance sale of Redding reloading dies
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FEDEX Shipping
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Add FEDEX Overnight Shipping to any order
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- Price: $40.00
Free Shipping on "ALL" STI Handguns
New Flate Rate Shipping
Best Shipping prices on the largest selection of 1911 parts
Purchase $0.01 to $499.99 Shipping is only $8.50
Purchase over $500.00 Shipping is free
We hope you enjoyed your stay
Your Personal information is only used to process your order. We adhere to a strict privacy policy. That means your information will not be shared, sold, or otherwise distributed for any reason.
You won't even receive our monthly News Letter unless you sign up for it.







