Showing 1–12 of 67 results

10.5″ Railed Upper Build Kit with USB

Original price was: $329.99.Current price is: $299.99.
Every Build Kit is made by PSA and includes everything needed to build an AR-15 with a 10.5″ M-LOK upper MINUS the lower.USB comes with Hoffman Tactical’s AR-15 Super Lower file.**REQUIRES 3D PRINTING****Muzzle device may vary. All sales are final. Ships now**
Select options This product has multiple variants. The options may be chosen on the product page

3D Printing Failures: 2022 Edition: How to Diagnose and Repair ALL Desktop 3D Printing Issues

Original price was: $29.99.Current price is: $24.99.

This paperback version has all photos in color!

Whether you are new to 3D printing or have dozens of prints under your belt, this book is for you!
This 2022 edition has been re-written and has 10 entirely new chapters. This book should help you to diagnose and fix any 3D printing issue you have.

  • Bed Adhesion
  • Build Plate Malfunctioning
  • Curling of Layers and Angles
  • Electrical Safety
  • Elephant Foot
  • Extruder Motor Skipping
  • Filament Snapping
  • Gaps in Walls and Top Layers
  • Ghosting
  • Holes in Print
  • Hotend Malfunctioning
  • Layer Bulges
  • Layer Shifts
  • Limitations
  • Mandatory Maintanence
  • Missing Layers
  • Model Errors
  • Not Finding Home
  • Nozzle Clogs
  • Over/Under Extrusion
  • Parts Being Knocked Off
  • Parts Not Mating Together
  • Patterns in Outer Surface
  • Poor Layer Adhesion
  • Power Loss Recovery Issues
  • Resin Printing
  • Running Out of Filament
  • Settings Issues
  • Squished Layers
  • Stepper Motor Malfunctioning
  • Stringy or Blobby Prints
  • Stripped Filament
  • Unlevelled Build Plate
  • Warping
  • Z-Axis Wobble
  • Z-Height Calibration

With Material Science by Nicolas Tokotuu
Senior Business Manager at Polymaker

3DP90 Build Kit

Original price was: $419.99.Current price is: $409.99.
3DP90 Complete Build Kit and guide by AWCY?* Lead time currently 2 weeks for barrels and bolt production*

6″ Mac11 VMAC9 threaded barrel

Original price was: $74.99.Current price is: $49.99.

Mac11 (9mm) VMAC9 6″ threaded barrel. Compatible with MacDaddy and Poison Sumac 3D printed builds.

AR .22LR 10 round magazine

Original price was: $22.00.Current price is: $19.99.

CMMG AR-style .22LR 10 round magazine.  For use in standard AR-15 lower receivers using the CMMG .22LR bolt.

*Not compatible with Smith and Wesson M&P15-22 rifles.

AR-15 80% Lower Receiver – Forged

Original price was: $59.99.Current price is: $49.99.
This mil-spec  AR-15 80%lower receiver is forged 7075 T-6 aluminum.*Not for sale to residents of the States of CA, CT, DC, DE, HI, IL, MD, NJ, NY, RI, WA or outside the USA**surface finish may vary

AR-15 EPT CLASSIC LOWER PARTS KIT

Original price was: $76.99.Current price is: $67.99.
The Defender Classic Lower parts kit starts with our standard LPK and upgrades to a polished fire control group in nickel, and standard safety.

AR-15 M-LOK Rail Build Kit with USB

Original price was: $440.00.Current price is: $399.99.
Every Build Kit is made by PSA and includes everything needed to build an AR-15 rifle with M-LOK rail system MINUS the lower.USB comes with Hoffman Tactical’s AR-15 Super Lower file.**REQUIRES 3D PRINTING****All sales are final. Ships now**
Select options This product has multiple variants. The options may be chosen on the product page

AR-15 M4 CARBINE Build Kit with USB

Original price was: $329.99.Current price is: $299.99.
Every Build Kit is made by PSA and includes everything needed to build an AR-15 M4 Carbine Style rifle MINUS the lower.USB comes with Hoffman Tactical’s AR-15 Super Lower file.**REQUIRES 3D PRINTING****All sales are final. Ships now**
Select options This product has multiple variants. The options may be chosen on the product page

AR-308 Upper Only

Original price was: $449.99.Current price is: $399.99.
PSA upper only. Ships now!

ARK 1.0 Build Kit

Original price was: $449.99.Current price is: $399.99.
The ARK 1.0 complete build kit.Designed by: Invader Zip

ARK 2.0 Build Kit

Original price was: $319.99.Current price is: $274.99.
The ARK 2.0 complete build kit.Designed by: Invader Zip