BUILD AT HOME
80% Arms sells AR-15 and .308 80% Lower Receivers, 80% Lower Jigs and other accessories which allow you to legally build a firearm at home in most states.
INCREDIBLY PRECISE
We utilize state of the art 5-axis CNC machines to mill all our .308 and AR-15 80 percent lower receivers to incredibly precise tolerances using premium billet aluminum.
RIDICULOUSLY EASY
We also offer our patented AR-15 and .308 Easy Jigs® which is the first 80% lower jig that makes it ridiculously easy for a non-machinist to finish their 80% lower in under 1 hour with no drill press required.
100% SATISFACTION GUARANTEED
Products manufactured by 80% Arms carry a lifetime warranty against manufacturing defects. We will promptly replace or repair any product that we determine to be defective.
YOUR RECENTLY VIEWED ITEMS
G19 Glock Lower Part Kits (OEM)
$79.97
or 4 payments of with 
To complete your GST-9 Pistol Frame - we have the Lower Part Kits from Glock OEM. Below is a list of parts that is included in this Lower Parts Kits
G19 Lower Parts Kit (OEM)
- Trigger with Trigger Bar
- Trigger Pin
- Trigger Spring
- Trigger Housing with Ejector
- Trigger Housing Pin
- Extended Slide Lock with Spring
- Slide Stop
- Slide Stop Spring
- 5lb Connector
- Magazine Catch
- Magazine Catch Spring
