Polymer80 PF940C 80% Compact Pistol Frame and Jig Kit

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Please note: The end mill bit is no longer included. The manufacturer, Polymer80, determined the end mill bit is not unnecessary to complete this frame. 

Polymer80 has long been the industry standard when it comes to polymer 80% pistol frames. The PF940C™ frame and jig kit is no exception. Boasting complete compatibility with factory and aftermarket gen 3 Glock® components, this particular frame blank is the one to buy if you're ready to build a truly custom handgun at home, from scratch.

This kit includes all the tooling and bits you need, plus the jig to show you where to cut and drill. Even if you're a first-time builder, completing this frame is incredibly simple with basic hand tools. Total machining time should take less than two hours, thanks to easy-to-follow written and video instructions.

This frame is packed with plenty of new features, too! Besides the extended beaver tail, thumb ledge, and double undercut trigger guard, check out its other features below. The PF940C™ 80% frame kit is compatible with the Glock® 3-pin 9mm G19 and the 3-pin .40S&W G23 platforms.

Included with Polymer 80% Pistol Frame and Jig Kit:

  • Compatible with Glock® 19 and 23 gen 3 Components
  • Comes with a finishing jig, drill bits, and end mill bit
  • Improved ergonomics and features
  • Reinforced hardened Polymer
  • State of the art grip texture
  • Picatinny accessory rail
  • Blank serialization plate
  • Stainless Steel Locking Block Rail System
  • Stainless Steel Drop-in Rear Rail Module
  • Hardened Pins for the LBRS and RRM

WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information go to:

Shipping Restrictions

Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc…) with restrictions against certain parts and/or accessories or "assault weapons" (i.e. states with high-capacity magazine restrictions, manufacturing of semi-automatic weapons, etc..). It is your responsibility to be aware of your local firearms laws before purchasing from our website or machining a firearm. We try our best to keep our shipping page current, but laws change daily. only ships within the United States. Federal legislation dictates we cannot ship our products internationally.

GLOCK® Compatible
Polymer Composite

We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, Hawaii, New Jersey, New York, Rhode Island, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.