3CR Tactical | Firearm parts, accessories and build kits.

Featured Products

Sale!

Build Kits

Build Your Own AR Carbine Kit

$412.47

Sale!

Lower Receivers and Parts

80% AR-15 Un-Anodized Lower Receiver

$44.00

Sale!

Build Kits

AR-15 Basic Carbine Full Kit

$385.16

Sale!

Polymer80 Build Kits

Build-Your-Own Glock 43/43X Complete Slide

$344.84

Sale!

Polymer80 Build Kits

Build-Your-Own Glock 26 Complete Slide

$295.04

Sale!

Glock 17 complete slide with black nitride barrel

Polymer80 Build Kits

Build-Your-Own Glock 17 Gen 3 Complete Slide

$215.23

Sale!

Polymer80 Build Kits

Build-Your-Own Glock 19 Gen 3 Complete Slide

$214.33

Sale!

Build Kits

AR-15 15″ M-LOK Carbine Full Kit

$499.00

Compensators

TBC .40 S&W/10mm Glock Pistol Micro Compensator Muzzle Brake

$37.99

Gunsmithing Tools

MGW Armory Sight Tool For Glock Pistols with Angled Rear Sights

$99.00

Gunsmithing Tools

Weaver Gunsmith Tool Kit Entry

$27.95

Small Parts

AR Anodized Ambidextrous Safety Selector

$18.99

Buffer Tubes and Kits

Armaspec Stealth Recoil Spring 308-6.5 Creedmoor

$76.49

Buffer Tubes and Kits

Trinity Force Beta Stock Rifle Length Kit

$59.95

Glock Barrels

CMC Triggers Black Fluted Barrel For Glock 17

$199.00

Sale!

Complete AR-15 11.5" 5.56 Upper Receiver

Uppers and Parts

Complete AR-15 Pistol Upper – 11.5″ 5.56 Barrel – M-lok Rail – BCG and Charging Handle

$445.00

Parts Kits

XTS AR-15 Complete Lower Parts Kit LPK

$47.00

Slides

Grey Ghost Precision Slide For Glock 43 V1 Grey

$377.19

Gunsmithing Tools

Lightweight Rifle Bench Rest

$15.00

Glock Parts Kits

Lone Wolf Distributors Completion Kit Glock 45ACP

$89.95

Gas Blocks and Gas Tubes

Seekins Precision Select Adjustable Gas Block .750

$119.00

Slings and Mounts

1″ Ring Mount Set

$7.95 – $8.99

Sale!

Polymer80 Build Kits

Build-Your-Own Glock 19 Gen 3 Complete Slide

$214.33

Parts Kits

Strike Industries AR15 Enhanced LPK No FCG

$58.95

Glock Barrels

9mm TiN Glock 19 Replacement Barrel

$64.99

Universal Raw RMR Adapter Mounting Plate

Glock Misc Parts

Universal Optic RMR Adapter Plate

$24.99

Glock Misc Parts

Glock OEM Recoil Rod Guide Assembly for Glock 22/31/35/37 Gen 4

$24.99

Sale!

9MM Threaded Black Nitride Glock 19 Barrel and Compensator Combo

Compensators

9mm Glock 19 Black Nitride Threaded Barrel and Compensator Combo

$91.75

Glock Parts Kits

3CR Tactical Glock 26 Slide Completion Kit with Recoil Rod

$85.00

Knives

KaBar Becker BK2 Companion 5.25″ Fixed Blade

$87.95

Cases and Bags

Ncstar Green Tactical Rifle Scabbard

$38.99

Butt Stocks

Luth AR Mba-2 Skullaton Rifle Stock – FDE

$59.95

Latest Articles

Common Troubleshooting Tips for Polymer80/80% Pistol Builds

Growing list of resources and how-to videos to resolve most common Polymer80 build issues. [...]

20
Jun

Installing Glock 17/19 Slide Parts Kit

If you’re shopping around for a slide for your Glock or Polymer80 build, you’ve probably [...]

08
Jan

A Better-than-basic Glock 17 Clone Build List for Under $500

The Glock 17 has been around for almost 40 years now and is one of [...]

11
Aug

Identifying Your .308 Upper Receiver

A lot of terms are thrown around when it comes to the .308 world that [...]

09
Jul

Sub $400 Budget AR15 Build List

Below we have a list of parts we carry for a basic, budget AR15 carbine [...]

28
Dec

New arrivals

POLYMER80 Build Kits

Build Your Own Slide Kits