The Lantac M-SPEC AR-15 Upper Parts Kit (brand part no. 01-PKIT-UP) supplies the small parts needed to complete an AR-15 upper receiver build. Lantac manufactures the M-SPEC line to the highest quality standards, using the correct materials, heat treatments, and finishes to comply with up-to-date military specifications, rather than cutting corners on parts that are easy to overlook during a build.

Key Specifications

• Supplies the parts needed to complete an AR-15 upper receiver build.
• Built to mil-spec standards for materials, heat treatment, and finish.
• Part of Lantac’s M-SPEC product line.

Frequently Asked Questions

Is this kit mil-spec? Yes, it uses the correct materials, heat treatments, and finishes to comply with up-to-date military specifications.

What is this kit for? It supplies the small parts needed to complete an AR-15 upper receiver build.

Buy the Lantac M-SPEC AR-15 Upper Parts Kit

An upper build is only as reliable as its smallest parts, and Lantac holds this kit to the same mil-spec standard as the rest of its M-SPEC line. Browse more AR upper parts from Lantac USA and order it from our Lubbock, Texas gun shop for fast, insured shipping.