The AR Lower V5 is a 3D printed
lower receiver
In firearms terminology, the firearm frame or receiver is the part of a firearm which integrates other components by providing housing for internal action components such as the hammer, bolt or breechblock, firing pin and extractor, and has t ...
for the
AR-15
An AR-15-style rifle is any lightweight semi-automatic rifle based on the Colt AR-15 design. The original ArmaLite AR-15 is a scaled-down derivative of Eugene Stoner's ArmaLite AR-10 design. The then Fairchild Engine and Airplane Corporatio ...
rifle.
It was created in March 2013
Defense Distributed
Defense Distributed is an online open-source hardware organization that develops digital schematics of firearms in CAD files, or "wiki weapons", that may be downloaded from the Internet and used in 3D printing or CNC milling applications. Among ...
printed using the
Stratasys
Stratasys, Ltd. is an American-Israeli manufacturer of 3D printers, software, and materials for polymer additive manufacturing as well as 3D-printed parts on-demand. The company is incorporated in Israel. Engineers use Stratasys systems to model c ...
Dimension SST 3-D printer
[Printed AR Lower v5 Review](_blank)
Defense Distributed official tumblr blog
archive
using the
fused deposition modeling
Fused filament fabrication (FFF), also known as fused deposition modeling (with the trademarked acronym FDM), or called ''filament freeform fabrication'', is a 3D printing process that uses a continuous filament of a thermoplastic material. Filam ...
(FDM) method.
The receiver was able to handle enough stress to fire more than 600 rounds.
Defense Distributed stated "actual count of the new SLA lower was 660+ on day 1 with the SLA lower. The test ended when we ran out of ammunition, but this lower could easily withstand 1,000 rounds."
3D printed AR lowers holds up 600+ rounds, file ready for download
3Ders, Feb 28 2013.
See also
*List of notable 3D printed weapons and parts
This is a list of notable 3D printed weapons and parts. The table below lists noteworthy 3D printed weapons (mainly firearms) and parts of weapons as well as items with a defense-related background. It includes 3D printed weapons and parts create ...
References
{{Reflist
External links
AR-15_DefDist_Lower_Receiver_v5
3D printed firearms
Firearm components
AR Rifle Components
Fused filament fabrication
ArmaLite AR-10 derivatives
AR-15 style rifles