Forged from 7075-T6 Aluminum

Hardcoat anodized

Ambidextrous magazine/bolt release and safety pre-installed

Compatible with Mil-Spec parts and upper receivers

Color-filled selector markings

The Lewis Machine and Tool MARS-L is a fully ambidextrous AR-15 lower receiver. It comes partially assembled with an ambidextrous magazine and bolt release and safety selector, so all you need to add is your favorite trigger, pistol grip, trigger guard, and takedown pins. The LMT MARS-L lower receiver is the perfect start to your dream AR-15 build. It is forged from 7075-T6 aluminum and hardcoat anodized for maximum durability. This stripped lower receiver is built to Mil-Spec dimensions to ensure a proper fit with other upper receivers and components. The ambidextrous magazine and bolt catch are machined directly into the receiver and are designed to be as ergonomic as possible. With the Lewis Machine & Tool MARS-L lower, you are one step closer to finishing your build.Lewis Machine & Tool is dedicated to provided civilians the same level of quality that they have been providing law enforcement and military for years. With precision manufacturing and rigorous quality assurance, an LMT Defense product will always work when it needs to.