Blueprint of the AR - The 1966 Sturtevant Patent T-Shirt - Where Precision Meets Heritage.

Where Precision Meets Heritage.

Before there was the legend, there was the blueprint. This Powder & Lead exclusive pays tribute to the quiet genius behind one of the most important innovations in modern firearm engineering — the 1966 Foster E. Sturtevant Patent No. 3,236,155, titled “Firearm Having an Auxiliary Bolt Closure Mechanism.”

Known today as the forward assist, Sturtevant’s refinement was the missing link that transformed Eugene Stoner’s revolutionary AR platform into a battle-ready weapon of reliability and precision. This shirt captures that pivotal piece of firearms history in stunning, archival detail — an authentic reproduction of the original U.S. patent drawing, rendered clean and sharp across the chest like the schematic it was meant to be.

Every line, every spring, every contour tells the story of American engineering — a fusion of genius, grit, and craftsmanship that defined the black rifle as we know it.

Design Story

Filed in July of 1964 and granted on February 22, 1966, Sturtevant’s patent introduced a mechanical solution to an age-old battlefield problem: ensuring a rifle could close its bolt under the harshest conditions. The invention — simple yet brilliant — became a defining feature of the AR-15 and M16 lineage.

The “Blueprint of the AR” design showcases the original patent illustration in high-resolution fidelity, complete with Sturtevant’s name, filing date, and the signature of his attorneys. It’s a piece of mechanical history brought to life, celebrating the mind and moment that made modern rifle reliability possible.

The layout has been carefully balanced to preserve the clean geometry of the blueprint while enhancing legibility — an ideal blend of authenticity and aesthetics.

Product Details

• Design: Authentic reproduction of U.S. Patent No. 3,236,155 – the 1966 Sturtevant design that defined the AR platform

• Material: Premium 100% ring-spun cotton or soft cotton-blend (depending on size) for unmatched comfort and durability

• Fit: Classic unisex cut — structured but comfortable, perfect for casual or range wear

• Print: High-resolution direct-to-garment print with archival-quality ink and precise linework

• Care: Machine wash cold, inside-out; tumble dry low — designed to last through years of wear

Why You’ll Love It

• A true piece of firearms history. The actual patent that completed the AR design, faithfully reproduced.

• Clean, technical aesthetic. Looks as good in the workshop as it does under a flannel or jacket.

• Symbol of innovation. Celebrates American craftsmanship, invention, and the pursuit of perfection.

• Comfort meets precision. Ultra-soft fabric and long-lasting print quality for everyday wear.

• Authentically Powder & Lead. Created for those who appreciate firearms not only as tools — but as engineering art.

Symbolism

• The Blueprint: The origin of reliability — where design met necessity.

• The Patent Number: A permanent mark of innovation that redefined the modern rifle.

• The Diagram: A portrait of craftsmanship — the unseen mechanics that made the AR platform an enduring icon.

Every rifleman knows what it feels like to trust his weapon completely. This patent made that possible — and this shirt honors the mind that ensured it.

Perfect For

• Gunsmiths, engineers, and machinists

• Firearms collectors and historians

• AR builders and modern marksmen

• Veterans and patriots who value the craft behind the rifle

• Gifts for enthusiasts who appreciate history, design, and precision

The Blueprint of the AR — The 1966 Sturtevant Patent T-Shirt is more than apparel — it’s a tribute to the ingenuity that defined an era. Every detail, from Sturtevant’s signature to the intricately drawn mechanism, honors the innovation that elevated the AR-15 from concept to cornerstone.

For those who understand that freedom and function are built, tested, and refined — this is the shirt that wears that truth with pride.

 

Powder & Lead — Where Firepower Meets Ingenuity.