Machined to mil-spec dimensions, their lowers work with standard AR15 components and ensure the highest quality with a correct component interface.
Gen 2 Improvements
- Upper Tension Screw - Allows users to fine tune the fit of the upper and lower receiver through the use of a nylon tipped tensioning set screw inserted in the grip tang of the lower receiver. This provides a tight fit with any standard AR15 upper receiver.
- Increased Magwell Flare - Allows for easier insertion of magazines and provides a sleeker look.
Material: Machined from 7075-T6 forged aluminum
Finish: Anodized Black
Markings: "Cal Multi"
Compatibility: Works with standard AR15 components and magazines
Other: Rear takedown pin detent hole is threaded for a 4-40 set screw