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  • Sale! KMT Ballistic Diffusion/Emission (B.D.E.) Compensated Slide for Sig Sauer® P365™

    KMT Ballistic Diffusion/Emission (B.D.E.) Compensated Slide for Sig Sauer® P365™

    Original price was: $239.99.Current price is: $189.97.

    Transform your P365™ with the B.D.E Compensated Slide. The Ballistic Diffusion/Emission Slide from KTM Tactical is perhaps one of the most advanced slides available for the Sig P365™. Equal parts style and function, the B.D.E Slide provides a major boost in the aesthetics department, while affording noticeably improved accuracy and recoil control. 22% lighter than…

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

    LWD Glock® Compatible Connector – 3.5 lb G42/43

    Original price was: $19.95.Current price is: $14.97.

    For those of you building a single-stack Glock® 42 or 43 compatible pistol who have decided you want a better feel to your trigger than what the OEM or “stock” trigger provides, this is your first step. This is the LWD Glock® Compatible 3.5 lb Connector for your 42 and 43 sized models. This connector…

  • Magpul® PMAG G17 17rd Magazine

    Magpul® PMAG G17 17rd Magazine

    $14.20

    The Magpul PMAG 17rd magazine is a surprisingly high quality magazine that can easily outperform those in higher price points. Being made from polymer, this magazine is lightweight and incredibly durable with a 17th round witness hole to check for a full mag. Its floorplate is also very simple to remove, giving you quick access…

  • Magpul® PMAG G19 15rd Magazine

    Magpul® PMAG G19 15rd Magazine

    $14.20

    The PMAG G19 15rd magazine is just one of many of Magpul’s line forward-thinking firearm accessories. This 9mm magazine is made from polymer, so it is tough enough to take a beating while still being one of the lightest mags in the market, and also contains a 15th round witness hole. One of the main…

  • Sale! Olight BALDR Mini - Tactical Rail Mounted Light - 600 Lumens

    Olight BALDR Mini – Tactical Rail Mounted Light – 600 Lumens

    Original price was: $129.95.Current price is: $84.97.

    One of the most capable subcompact weapon lights on the market. OLIGHT pulled off a miracle by packing all this technology into such a small, subcompact-friendly laser/light combo. The Baldr Mini Weapon Light provides an ultra-bright (100 to 600 lumens) LED flashlight with a < 5-milliwatt laser providing over 400 feet of beam. The Baldr…

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  • Sale! Olight BALDR S - Rail Mounted Light - 800 Lumens

    Olight BALDR S – Rail Mounted Light – 800 Lumens

    Original price was: $129.95.Current price is: $84.97.

    A powerful, compact laser/light combo for your handgun or rifle rail. OLIGHT’s Baldr S takes all the best features in a handgun laser/light combo and pairs them with a great price and high-quality aluminum housing. The Baldr S has a bright, 800-lumen LED flashlight and < 5 milliwatt green laser that gives the user over…

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  • P320™ Upper Parts Kit

    P320™ Upper Parts Kit

    Price range: $89.99 through $119.99

    Complete your custom (or upgrade your factory) 9mm P320™. Finishing a custom P320™ build? Swapping components in your factory gun? This 9mm slide parts kit for the P320™ is designed to fit all OEM and aftermarket slides. P320™ Slide Parts Kit Includes: Slide cap in black, non-textured Striker assembly for 9mm Extractor Extractor Spring Extractor…

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  • ROOK Tactical Rear Rail System (Polymer80 PF45)

    ROOK Tactical Rear Rail System (Polymer80 PF45)

    $49.99

    A drop-in stainless steel rear rail that cures a sticky, gummy slide on your Polymer80 PF45. If your PF45 slide drags or hangs up as it cycles, the rear rails are a common place to look. The ROOK Tactical Rear Rail System is machined from billet 17-4 stainless steel, giving the slide a precise, consistent…

  • Sale! Standard Height Fiber Optic Sights for Sig Sauer® P365™

    Standard Height Fiber Optic Sights for Sig Sauer® P365™

    Original price was: $42.99.Current price is: $32.97.

    All-steel, tap-in fiber optic sights that give your Sig P365 a brighter, faster sight picture. Factory irons are fine until the light fades. These fiber optic sights add a glowing front and rear reference that is easy to pick up quickly, even in dim conditions, so you can line up the shot and get back…

  • Sale! Strike Industries Mass Driver Comp - Glock® 19 Gen3 - 9MM

    Strike Industries Mass Driver Comp – Glock® 19 Gen3 – 9MM

    Original price was: $94.95.Current price is: $78.97.

    A compensator that reduces muzzle rise and recoil. Compensators can dramatically improve accuracy by reducing muzzle rise – but they all suffer from the same problem: They add mass to the GLOCK’s® barrel, which increases inertia, reduces cyclig rates, and adds momentum to the barrel during recoil. The Mass Driver Compensators from Strike Industries complete…

  • Sale! Suppressor Height Fiber Optic Sights for Sig Sauer® P320™

    Suppressor Height Fiber Optic Sights for Sig Sauer® P320™

    Original price was: $42.99.Current price is: $19.97.

    Running a can? Get the right iron sights for your P320™ These suppressor-height fiber optic iron sights provide quicker, better target acquisition at the appropriate height to clear your favorite muzzle muffle or micro red dot. Includes green, red and yellow fiber optic rods to customize front sight color. P320™ Fiber Optic Iron Sight Features…

  • How to Assemble a Glock Slide- Downloadable Guide

    How to Assemble a Glock Slide- Downloadable Guide

    $0.00

    This step-by-step downloadable guide describes how to assmble a glock slide. We’re putting together a GLOCK 19 slide using one of our GLOCK build kits. These instructions are applicable for other slides, too, like the G17 or G43. How do you get your download? ***You can download your digital purchases by clicking the links on…

  • Glock® 17 & 19 Compatible RMR Cover Plate - Black

    Glock® 17 & 19 Compatible RMR Cover Plate – Black

    $16.99

    This RMR Cover Plate fits all OEM and aftermarket GLOCK® 17, G19, and Polymer80-equivalent slides that feature a Trijicon RMR optic cut. The screw holes line up with the holes drilled for your slide’s optic. Cover Plate Features 100% Made and coated in the USA 7075-T6 forged aluminum construction Cerakoted in Matte Black Cover Plate…

  • Glock® 17 & 19 Compatible RMR Cover Plate - FDE

    Glock® 17 & 19 Compatible RMR Cover Plate – FDE

    $16.99

    This RMR Cover Plate fits all OEM and aftermarket GLOCK® 17, G19, and Polymer80-equivalent slides that feature a Trijicon RMR optic cut. The screw holes line up with the holes drilled for your slide’s optic. Cover Plate Features 100% Made and coated in the USA 7075-T6 forged aluminum construction Cerakoted in Flat Dark Earth Cover…

  • Complete Glock® 17 Compatible Slide Kit - LFA Elite RMR Optic Cut Slide - Black Cerakote

    Complete Glock® 17 Compatible Slide Kit – LFA Elite RMR Optic Cut Slide – Black Cerakote

    Price range: $324.99 through $339.99

    G17 Compatible Slide Kit with Elite Series RMR Optic Ready Slide Tired of running a boring factory slide on your G17 frame? Upgrade your slide with this LFA Elite GLOCK® 17 Compatible slide kit. Top and side cutouts with front and rear serrations make this slide lightweight and easy to handle. Forged from high-strength 416R stainless…

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  • Complete Glock® 17 Compatible Slide Kit - RMR Optic Cut Slide - Black Cerakote

    Complete Glock® 17 Compatible Slide Kit – RMR Optic Cut Slide – Black Cerakote

    Price range: $249.99 through $269.99

    GLOCK® 17 compatible RMR optic cut slide build kit This RMR-cut slide kit is the perfect way give your Gen 3 G17 pistol an upgrade. Constructed from 416 stainless steel billet and machined to Glock® OEM specifications. With front and rear serrations, iron sight mounts, and an RMR cut-out, this slide is ready for your…

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  • Complete Glock® 19 Compatible Slide Kit - Rear Serrated Slide - Black Cerakote

    Complete Glock® 19 Compatible Slide Kit – Rear Serrated Slide – Black Cerakote

    Price range: $239.99 through $249.99

    GLOCK® 19 OEM compatible slide build kit Upgrade your GLOCK® with this all-in-one slide kit! This Gen 3 GLOCK® compatible slide kit comes with everything you need to assemble a custom slide, minus iron sights. Select a threaded barrel so you can add a muzzle device, compensator, or suppressor. What’s Included: Slide The included slide…

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  • Sale! Complete Glock® 43 Compatible Slide Kit - LFA Elite Slide - Black Cerakote

    Complete Glock® 43 Compatible Slide Kit – LFA Elite Slide – Black Cerakote

    Original price was: $329.99.Current price is: $269.97.

    Upgrade your G43 with stainless hardware. Thanks to its 416R stainless barrel, this custom black powder coated and vented slide assembly provides weight reduction and increased accuracy for your factory GLOCK® 43! Choose whether your barrel’s left with a bare, polished finish, or grab one with a satin black coating. The LFA Elite G43 Slide…

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  • G80 Receiver Pins and Slide Lock Spring Replacement Set

    G80 Receiver Pins and Slide Lock Spring Replacement Set

    $9.99

    G80 Receiver Pins and Slide Lock Spring Lost a pin mid-build? Grab a spare set before it slows you down. This is the exact hardware that ships with every G80 Unfinished Receiver — self-retaining coiled spring pins that seat themselves in the frame on their own, no interference fit required. Compatibility The G80 uses its…

  • Glock® 17 Compatible Slide - LFA Elite RMR Optic Cut - Black Cerakote

    Glock® 17 Compatible Slide – LFA Elite RMR Optic Cut – Black Cerakote

    $214.99

    G17 Compatible Elite Series RMR Optic Cut Slide Upgrade your Glock® 17 with this elite series optic cut slide. Top and side cutouts with front and rear serrations make this slide lightweight and easy to handle. Forged from high-strength 416R stainless steel billet and heat-treated before receiving a Black Cerakote finish. This slide is made…

  • Glock® 17 Compatible Slide - RMR Optic Cut - Black Cerakote

    Glock® 17 Compatible Slide – RMR Optic Cut – Black Cerakote

    $149.99

    Custom G17 9mm Slide — RMR Cut & Black Cerakote Finish Boost your G17’s accuracy and control with this custom stainless steel slide. Features a precision RMR optic cut for immediate red-dot mounting and an Elite Series Black Cerakote finish for extreme wear and corrosion protection. Upgraded angled front and rear serrations ensure positive grip…

  • Glock® 19 Compatible Slide - Rear Serrated - Black Cerakote

    Glock® 19 Compatible Slide – Rear Serrated – Black Cerakote

    $139.99

    OEM fit and finish G19-compatible factory-style 9mm slide Finish your G19-compatible build or upgrade your current Gen 1 to 3 GLOCK® 19 pistol. It functions as reliably as an OEM slide, because it meets OEM specs. This incredibly tough, ceramic-like finish provides unparalleled abrasion and scratch resistance. That means your slide will continue looking great,…

  • Glock® 43 Compatible Lower Parts Kit

    Glock® 43 Compatible Lower Parts Kit

    $59.99

    If you’re building a Glock® 43 compatible pistol, you’re awesome, but you’ll need a lower parts kit for it. We’ve got you. This Glock® 43 compatible lower parts kit is brought to you by KM Tactical. It includes everything you need to turn that 80% Polymer80 PF9SS frame you just finished into the bottom half…

Handgun parts for Glock-compatible, G80, 1911 and SIG P320 builds.

Whether you’re upgrading a factory pistol or finishing your own build, you’ll find slides, barrels, sights, optics, lights, magazines and parts kits here. Looking for the receiver itself? Our 80% frames page has the G80 receiver and kits.

Available Handgun Parts & Frames

Parts are available for:

  • 1911 Government (9mm)
  • SIG SAUER® P320 and P365

GLOCK® Series of handguns

  • G80 is compatible with Gen 3 G19, G23 and G32 parts
  • PF940C is compatible with G19, G23, and G32
  • PF940v2 is compatible with G17, G22, G24, G31, G34, and G35
  • PF940SC is compatible with G26, G27

Pistol Parts Kits: What’s Included

Our pistol parts kits include all the components required to assemble your frame, minus a magazine. Check out our custom GLOCK slides, frame parts kits and upgraded barrels.

State Laws Vary

Some states restrict or ban handgun parts, 80% frames and build kits, and some, like California, require serialization and a background check. These laws change often, so check your state and local laws before ordering.

Please read our Shipping & Return Policy to determine if we can ship to your state. Orders placed by residents in restricted states cannot be fulfilled and will be canceled, less any restocking fees.

Now get started! Your custom handgun build awaits.

DISCLAIMER: “GLOCK” is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither 80% Lowers, a/k/a Tactical Gear Heads, LLC nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of “GLOCK” on this page is merely to advertise the sale of GLOCK pistols, parts, or components. For additional genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com.

DISCLAIMER: “Sig Sauer” is a federally registered trademark of Sig Sauer, Inc. and is one of many trademarks owned by Sig Sauer, Inc. Neither 80% Lowers, a/k/a Tactical Gear Heads, LLC nor this site are affiliated in any manner with, or otherwise endorsed by, Sig Sauer, Inc. The use of “Sig Sauer” on this page is merely to advertise the sale of Sig Sauer pistols, parts, or components. For additional genuine Sig Sauer, Inc. products and parts visit www.sigsauer.com.

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At 80-Lower.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.

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