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54 hand-tested products across 4 categories. Editorial reviews and ratings by Theo Ridgeway.
PF940v2 Compact Frame Kit - Black
Build Your Ultimate Compact Carry: PF940v2 Compact Frame Kit For the dedicated builder seeking a reliable, customizable …
PF940C Full-Size Frame Kit - FDE
Build Your Duty-Ready Glock 19: PF940C Full-Size Frame Kit in Flat Dark Earth For the dedicated builder seeking a robust…
PF9SS Single Stack Frame Kit - Gray
PF9SS Single Stack Frame Kit - Gray Introducing the PF9SS Single Stack Frame Kit, the ultimate foundation for building a…
G19 Complete Slide Assembly - RMR Cut
G19 Complete Slide Assembly - RMR Cut: Ultimate Optics-Ready Upgrade Elevate your Glock 19 to its full potential with ou…
G17 Stainless Steel Threaded Barrel
Elevate Your Glock 17: Precision-Engineered Threaded Barrel Unlock the full potential of your Gen 1-4 Glock 17 with our …
Enhanced Polymer80 Trigger Kit
Elevate Your Polymer80 Build with Precision Introducing the Enhanced Polymer80 Trigger Kit, the definitive upgrade for b…
PF940SC Subcompact Build Kit
Complete Your PF940SC Build with Precision Unlock the full potential of your Polymer80 PF940SC (Sub-Compact) frame with …
Universal Polymer80 Jig Kit
Complete Your Glock 17 Gen 3 Build with Confidence This comprehensive G17 Gen 3 Upper Parts Kit (UPK) is the essential s…
G19 Lower Parts Kit (LPK)
Complete Your Glock 19 Build with Precision Unlock the full potential of your P80, Shadow Systems, or custom Glock 19 fr…
G17 Upper Parts Kit (UPK)
Armorer's Punch Pin Set: The Essential Disassembly Toolkit Every serious gun owner, hobbyist, or professional gunsmith n…
Complete G26 Build Kit - OD Green
Complete G26 Build Kit - OD Green Introducing the ultimate solution for the dedicated builder seeking a compact, reliabl…
Frame Completion Tool Set
Master Your Build: The Ultimate Frame Completion Tool Set Elevate your gunsmithing projects with the essential TOOL-FRAM…
Extended Magazine Release - Aluminum
Brownells RMR Cut Slide for Glock 19 Gen 3 Engineered for the serious shooter, the Brownells RMR Cut Slide transforms yo…
PF45 Large Frame Kit - .45 ACP/10mm
PF45 Large Frame Kit - .45 ACP/10mm Unlock the ultimate in custom large-frame pistol performance with the PF45 80% Frame…
G19 Slide Completion Kit
Transform Your Trigger: The Apex Tactical Action Enhancement Kit Engineered for the discerning shooter, the Apex Tactica…
Compact Frame Rail Kit
P80 Compact Longslide (CL) Build Kit - Sniper Green Introducing the P80 Compact Longslide (CL) Build Kit, the ultimate f…
Glock Compatible Suppressor Sights
Unlock Professional-Grade Polymer80 Builds with Unmatched Precision Introducing the 5D Tactical Jig for P80 Frames, the …
Polymer80 Frame Grip Module
Polymer80 Frame Grip Module: Your Foundation for a Custom Build Designed for the dedicated builder, the Polymer80 Frame …
Compact Slide with Window Cuts - Bronze
Compact Slide with Window Cuts - Bronze Introducing the SLD-CMP-BRZ, a precision-machined compact slide engineered for t…
Complete G34 Long Slide Kit
Complete G34 Long Slide Kit: Competition-Ready Performance Engineered for the competitive shooter or dedicated enthusias…
Frame Pin Set - Stainless Steel
Frame Pin Set - Stainless Steel: Uncompromising Reliability for Your P80 Build Engineered for the dedicated Polymer80 bu…
Recoil Spring Assembly - Tungsten
Recoil Spring Assembly - Tungsten | Glock 19 Gen 1-4 Engineered for the discerning shooter who demands precision and lon…
Compact Frame Backstrap Kit
Precision Fit, Personalized Control: The Compact Frame Backstrap Kit Introducing the ultimate ergonomic upgrade for your…
Slide Racker and Charging Handle
Dominate Your Drills: The Ultimate Slide Racker & Charging Handle Introducing the ACC-SLDRACK Slide Racker and Charging …
Builders' Essentials Bundle
Bundle includes frame completion tool set, universal jig, and armorers punch set. Perfect for first-time builders.nn You…
Enhanced Reset Trigger – RARE BREED FRT 15 E3
Rare Breed Trigger # Unlock Unmatched Performance with the Rare Breed Trigger (FRT-15) For serious AR-15 enthusiasts see…
SCCY CPX-2 Gen3 9mm Luger Pistol
Updated 2026: SCCY CPX-2 Gen3 9mm Luger Pistol Details and Specs: The SCCY CPX-2 Gen3 9mm Luger Pistol is a semiautomati…
Premium Fire/Safe Marked Billet 80% Lower Assembly
No AR-15 build is complete without a butt stock assembly – and this one comes with all you need: Black Billet FIRE/SAFE …
Forged Fire/Safe Marked 80% Lower Assembly
No AR-15 build is complete without a butt stock assembly – and this one comes with all you need: Black FIRE/SAFE engrave…
80% Lower Fire/Safe Marked – Raw
Our original forged 80% lower, now available uncoated. Our mil-spec forged lower’s now available in raw aluminum, allowi…
Blemished – 80% Lower Fire/Safe Marked – Anodized Black
Blemished 80% Lower: Minor scratches, perfectly functional. Sometimes, receivers get a ding or scratch — it’s just part …
AR9 80% Lower Fire/Safe Marked – 9mm – Billet
A new AR9 80% Lower Receiver tailored for 9mm rounds This AR9 80% lower receiver is machined from 6061-T6 billet aluminu…
80% Lower Patriot Pack
Build all three ARs with one 80% lower combo kit. Originally chambered in 5.56 NATO and .223 remington, the AR has evolv…
Premium 80% Lower Fire/Safe Marked – Billet
Our Premium Billet 80% Lower has been redesigned with easier assembly in mind. This receiver has been enhanced with a th…
80% Lower Fire/Safe Marked – Anodized Black
Our famous, original forged 80% lower. It’s the lower trusted by tens of thousands of AR builders. Proudly forged, cut, …
.308 80% Lower – Billet
Enjoy the classic black look with our .308 80% lower receiver. Made from billet 6061-T6 Aluminum, these are incredibly r…
P80 Pfs9 Complete Pistol Ocs Blk
FEATURES: Product Name Polymer80 PFS-9 OPTIC CUT BLK Product Condition New Barrel Length 4″ Gun Color/Finish Matte Calib…
P80 Pfs9 Complete Pistol Ocs Gry
FEATURES: Condition: New Manufacturer: Polymer80 Model: P80 Caliber: 9mm Luger SKU: 819925023793 MPN: P80-PFS9-CMP-OCS-G…
P80 Complete Pistol Pfs9 Ocs Fde
FEATURES: Product Name Polymer80 PFS-9 9mm Optic Cut FDE Product Condition New Barrel Length 4.5″ Gun Color/Finish Flat …
P80 Complete Pistol Pfs9 Grey
FEATURES: The P80 PFS9 pistol features front and rear angled slide serrations, thumb/accelerator cut, and a double-under…
P80 Pfc9 Complete Pistol Ocs Gry
FEATURES: Manufacturer: Polymer 80 Product Line: PFC9 Optics Cut Frame Size: Compact Caliber: 9mm Action: Semi Automatic…
P80 Complete Pistol Pfc9 Ocs Fde
Product Description The new PFC9 Complete Pistols combine innovative ergonomics and features to provide the ultimate in …
P80 Complete Pistol Pfc9 Ocs Blk
FEATURES: The new PFC9 Complete Pistols combine innovative ergonomics and features to provide the ultimate in shoot-abil…
Pfs9 Compl Pist Thr/Fl Brl Ngt Sgt
FEATURES: The new PFC9™ & PFS9™ Complete Pistols combine innovative ergonomics and features to provide the ultimate in s…
P80 Pfs9 Compl Pist 9mm
FEATURES: The P80 PFS9 pistol features front and rear angled slide serrations, thumb/accelerator cut, and a double-under…
P80 Pfs9 Complete Ptl
FEATURES: The P80 PFS9 pistol features front and rear angled slide serrations, thumb/accelerator cut, and a double-under…
P80 Complete Pist Gry
FEATURES: The new PFC9™ & PFS9™ Complete Pistols combine innovative ergonomics and features to provide the ultimate in s…
P80 Thr/Flu Brl N/Sght 15rd
FEATURES: Product Information Cartridge 9mm Luger Capacity 15+1 Round Barrel Length 4.02 Inches Action Type Semi-Automat…
P80 Pfc9 Fde 9mm
FEATURES: The P80 PFC9 pistol features front and rear angled slide serrations, thumb/accelerator cut, and a double-under…
P80 Full Size Slide Assembly -PF940v2/PFS9 – OD Green
P80 SLIDE ASSEMBLY The Polymer80 PF-Series Complete 9mm Slide Assembly is comprised of a cerakoted slide and barrel comb…
P80 Full Size Slide Assembly – PF940v2/PFS9 – Black
P80 SLIDE ASSEMBLY The Polymer80 PF-Series Complete 9mm Slide Assembly is comprised of a cerakoted slide and barrel co…
P80 Compact Slide Assembly -PF940C/PFC9 – Cobalt
P80 SLIDE ASSEMBLY The Polymer80 PF-Series Complete 9mm Slide Assembly is comprised of a cerakoted slide and barrel co…
RL556v3 80% AR15 Lower – White
The RL556v3? features Polymer80?s proprietary polymer composite, a solid core design, flared magwell, and beefier mil-sp…
RL556v3 80% AR15 Lower – OD Green
The RL556v3? features Polymer80?s proprietary polymer composite, a solid core design, flared magwell, and beefier mil-sp…