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PF45™ 80% Large Frame Kit – Black


In stock

FLB/Rear Rail Upgrade Options

  • ADD NQI PFV2/CL/45 Front Locking Block *

    NQI PFV2/CL/45 Front Locking Block + $39.99
  • ADD NQI PF45/10 LF Rear Rail System *

    NQI PF45/10 LF Rear Rail System + $49.99

Terms and conditions

PF45™ Large Frame The industry’s only 80% Large Polymer Pistol Frame offers our enhanced ergonomics and features. Built with high-strength reinforced polymer construction, the PF45™ compatible with Glock® G21SF components. It is available with our aggressive standard grip texture which also allows custom stippling and modification. PLEASE NOTE WHEN USING LONE WOLF DIST. COMPLETION PARTS, NOT ALL PARTS MAY BE GEN 3, YOU MUST USE GEN 3 ONLY, ANY OTHER PARTS INSTALLED MAY CAUSE DAMAGE AND WILL IMMEDIATELY VOID THE LIFETIME WARRANTY OF YOUR POLYMER80 PRODUCT. CHECK ALL COMPONENTS PRIOR TO INSTALLATION. No Quarter Innovations LLC. & Polymer80 Inc. are NOT RESPONSIBLE FOR DAMAGES CAUSED BY INCORRECT PARTS INSTALLATION.

This Kit Includes:

  • 80% Polymer Pistol Frame
  • Polymer Jig
  • Rear Rail Module
  • Locking Block Rail System and Rear Rail Module
  • Drill Bits
  • Two 3MM Pins

Product Overview:

  • Enhanced Ergonomics and Features
  • High-Strength Reinforced Polymer Construction
  • Aggressive and Adaptable Grip Texture
  • Picatinny/STANAG Compliant Accessory Rail
  • Blank Serialization Plate
  • Stainless Steel Locking Block Rail System (LBRS™)
  • Stainless Steel Rear Rail Module (RRM™)
  • Hardened Pins for LBRS ™ and RRM™
  • Compatible with Glock® 17/23 Gen3 Components

PF45™ 80% Large Frame Kit

On August 10, 2022, the Superior Court for the District of Columbia ruled that Polymer80 handgun frames, lower receivers, Buy, Build, Shoot kits and any comparable products are illegal to purchase and possess in the District of Columbia under District of Columbia law.  Please be advised that different states, localities, and jurisdictions have different laws regarding the types of products sold by Polymer80, and such products may be unlawful in certain places.  By using this website, or using or purchasing a Polymer80 product, you affirm that you have verified that you may possess, purchase, and use Polymer80 products under all applicable federal, state, and local laws.


PF45™ 80% Large Frame Kit