Aero's Gen 2 stripped lower receiver is the perfect base for your custom AR-15 build. Machined to mil-spec dimensions, this lower works with standard AR-15 components and ensure the highest quality with a correct component interface. Gen 2 improvements include nylon tipped tensioning set screw to fine tune the fit of the upper and lower receiver, and an increased magwell flare easier insertion of magazines and a sleeker look. The rear takedown pin detent hole is threaded for a 4-40 set screw. This lower is made in America, machined from 7075-T6 forged aluminum, marked "Cal Multi". NOTE: Requires a lower parts kit, buffer & stock of your choosing to complete.

This firearm is legal in the state of California.

For out of State Purchasers:Please email FFL@RedstoneFirearms.com with your order number and your requested FFL's name, phone number or email address so that we can set up the shipping. Please be sure to make an outreach to your requested FFL and verify they will accept the firearm transfer.