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Glock®-Compatible Lower Parts Kits

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  • Lower Parts Kit for Glock® 19 Compatible Pistol

    Lower Parts Kit for Glock® 19 Compatible Pistol

    $44.99

    So you’re ready to build a 3rd gen Glock® 19 compatible compact-sized pistol. You’ve completed the first step of getting your Glock® 19 compatible 3rd gen compact frame ready to go. Now comes the part where you track down all the internal parts needed to get your frame up and running. No need to search…

  • Lower Parts Kit for Glock® 17 Compatible Pistol

    Lower Parts Kit for Glock® 17 Compatible Pistol

    $44.99

    So you’re ready to build a 3rd gen Glock® 17 compatible full-sized pistol. You’ve completed the first step of getting your Glock® 17 compatible 3rd gen full-sized frame ready to go. Now comes the part where you track down all the internal parts needed to get your frame up and running. No need to search…

  • Sale! Ghost Ultimate 3.5 lb Trigger For Glocks® - Gen 1-5

    Ghost Ultimate 3.5 lb Connector For Glock® – Gen 1-5

    Original price was: $17.95.Current price is: $5.99.

    For those of us who really put work in with our double-stack Glock® compatible pistols, we have to take extra care of our sidearms, so we don’t have to spend more time cleaning the crap out of ’em after a good training session or duty. Too much debris inside, too much filth and grime build-up,…

  • Sale! Glock® Compatible 6.0 lb Trigger Spring – Gen 1-4

    Glock® Compatible 6.0 lb Trigger Spring – Gen 1-4

    Original price was: $3.99.Current price is: $0.99.

    You’ve gotten used to your gen 1-4 double-stack Glock® Compatible pistol’s trigger and even think it performs adequately; you’d just like it to be a touch smoother and maybe a tiny bit lighter. No worries, we can help you out with the Glock® Compatible 6.0 lb Trigger Spring for your gen 1-4 shooter. Though it…

  • Sale! ROOK Tactical Rear Rail System (Polymer80 PF45)

    ROOK Tactical Rear Rail System (Polymer80 PF45)

    Original price was: $49.99.Current price is: $17.99.

    Upgrade your Polymer80 PF45’s sticky slide with a precision Rear Rail. The ROOK Tactical Rear Rail System is precision-cut from billet 17-4 stainess steel, ensuring a perfect fit with perfect slide functionality. This easy drop-in upgrade takes just a moment to install, and affords an instant fix for any sticky or gummy slide action. Pair…

  • Sale! Glock® Compatible Pyramid Trigger for G42/43/43X/48 - Black

    Glock® Compatible Pyramid Trigger for G42/43/43X/48 – Black

    Original price was: $189.99.Current price is: $97.99.

    The Glock® 43-type pistol, despite still being relatively new, fits into the category of “most customizable pistols ever.” You can upgrade, replace, or otherwise swap out every single part. But before you fix yours up to truly make it your own, start with an upgrade that makes sense, and more importantly, will eventually make you…

  • Sale! Ghost Complete Trigger Kit - Pro 3.3

    Ghost Complete Trigger Kit – Pro 3.3

    Original price was: $49.95.Current price is: $38.99.

    You’re taking steps to build your own double stack Glock® compatible pistol. You have a size whatever, gen whatever. And you’ve bothered to learn enough about triggers beyond just hearing “you need these parts” and then blindly just using the trigger parts that come in your LPK during your build. You want a “smoother than…

  • Sale! Ghost Inc., Edge Connector 3.5 lb, Fits Glock Generation 1-5, Drop-In

    Ghost Inc., Edge Connector 3.5 lb, Fits Glock® Generation 1-5, Drop-In

    Original price was: $24.95.Current price is: $5.99.

    Improve your GLOCK® or P80 trigger pull. Ghost Inc.’s “Ghost Edge” 3.5 connector provides some much-needed improvements over the OEM connector found in your typical GLOCK®. These connectors are also compatible upgrades for your Polymer80 pistol’s parts kit, ensuring your freshly drilled P80 frame and new trigger assembly provides a smooth, clean, crisp trigger pull,…

  • Sale! Glock® Compatible Non-Adjustable Pyramid Trigger - Black

    Glock® Compatible Non-Adjustable Pyramid Trigger – Black

    Original price was: $199.99.Current price is: $40.99.

    The Glock® compatible pistol fits into the category of “most customizable pistols ever.” You can upgrade, replace, or otherwise swap out every single part. But before you fix yours up to truly make it your own, start with an upgrade that makes sense, and more importantly, will eventually make you a better shooter. This is…

  • Sale! ROOK Tactical Front Locking Block Upgrade (Polymer80 PF940SC) - Stainless Steel

    ROOK Tactical Front Locking Block Upgrade (Polymer80 PF940SC) – Stainless Steel

    Original price was: $50.00.Current price is: $39.00.

    Fix your PF940SC’s front rail the right way. The stock front locking block in a Polymer80 PF940SC is a metal injection molded (MIM) part, and its tolerances are hit-or-miss. The ROOK Tactical Front Locking Block Upgrade is machined from solid 17-4 billet stainless steel to tighten things up for smooth, consistent slide travel and reliable…

  • Sale! TF Tactical SPSR 'Lightning Tap' 2.0 Glock® Compatible Trigger - Black/Red Billet w/ Bar

    TF Tactical SPSR ‘Lightning Tap’ 2.0 Glock® Compatible Trigger – Black/Red Billet w/ Bar

    Original price was: $74.99.Current price is: $14.99.

    The factory Glock® trigger works. That’s about all you can say for it. The TF Tactical SPSR ‘Lightning Tap’ 2.0 is a short-pull, short-reset upgrade that cleans up the wall and cuts down the reset so follow-up shots come faster and more consistently. The trigger shoe is machined from 7075 aluminum with a flat face…

  • Sale! LWD Glock® Compatible Connector - 3.5 lb G42/43

    LWD Glock® Compatible Connector – 3.5 lb G42/43

    Original price was: $22.95.Current price is: $17.97.

    For those of you doing a single-stack Glock® 42 or 43 compatible pistol build project who have decided to opt for a better-than-stock trigger pull, this is your first step. This is the LWD Glock® Compatible 3.5 lb Connector for your 42 and 43 sized models. This connector will immediately reduce the pull weight of…

Finish assembling your Polymer 80 frame, or upgrade your GLOCK®’s trigger and internals.

These GLOCK® lower part kits are designed for P80 and factory GLOCK® handguns of various series. Each frame parts kit comes with all fire control components, including a trigger, all safety mechanisms, springs, pins, and other parts necessary for assembling your Polymer80 frame or GLOCK® frame. Want to upgrade your existing pistol, or customize a kit you’re buying? We’ve got you covered with improved trigger connectors and trigger springs that provide a better trigger pull and more tactile feedback for improved accuracy.

Lower Parts Kit: What’s Included

  • Trigger with trigger bar
  • Trigger housing, ejector pre-installed
  • Trigger spring
  • Connector
  • Slide stop release
  • Slide stop release spring
  • Magazine release
  • Magazine release spring
  • Slide lock
  • Slide lock spring
  • Trigger housing pin
  • Trigger pin

State Laws Vary

Some states have banned certain firearm parts, and other products we sell. We cannot fulfill orders for any products to those states. Check your local and state laws, and please confirm whether we can ship to your state before ordering.


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