1911 Full Size GI M1911A1/70 45 ACP 80% Builders Kit Black / Civil Defense Blue

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Product Details

1911 45 ACP GI M1911A1/70 80% Builders Kit Black / Gray

Kit comes with:

  • Full Size GI M1911A1/ Pre-70 Slide Civil Defense Blue
  • Slide GI serration
  • Barrel length: 5 inch Grooves: 6
  • Completely machined parts
  • GI Sights
  • Sights installed
  • Caliber 45 ACP
  • Complete machined set of 1911 caliber small parts
  • 1911 caliber small parts have a nice Parkerized Finish
  • Trigger Pull: 4-6 lbs
  • Length of twist: 1 in 6"
  • Weight Unloaded: 2.56 lbs Loaded: 2.82 lbs
  • Pick the frame you like: Stealth Arms 1911 Government 70 Series Frame Black / Steel Frame Black / Stainless Steel Frame
  • G10 Grips
  • Magazine included

Put together and build your own U.S. PATRIOT ARMORY .45 ACP / 9mm Government GI pistol with our Builders Kit. This is a fun kit you can get and build at home. Take your time and build your new GI pistol the way you like it. This kit makes a fun project you can do yourself or with your family.


This product is to be installed by a competent gunsmith.

No liability is expressed or implied for damage or injury which may result from installation or use of this product.


At U.S. PATRIOT ARMORY, we by no means provide legal advice or legal counsel. Every builder needs to research their respective City, State and Federal laws in the area they are ordering from. We DO NOT provide gunsmithing advice. U.S. PATRIOT ARMORY is not responsible for improper builds, damage or injury due to user error.

Experienced Gunsmith installation and proper new round break in period recommended.

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