Geissele Super Duty Stainless Takedown Pin Set 05‑1087 is a premium upgrade kit for AR‑15/M4 lower receivers, offering stainless steel pivot and takedown pins, detents, and springs crafted for exceptionally smooth and reliable function. Designed for long-term corrosion resistance and precision fit, this set provides enhanced durability and performance over standard mil-spec pins.

• Material: 17‑4 or 416 stainless steel for maximum corrosion resistance and longevity
• Includes stainless pivot pin, takedown pin, two detents, and two springs
• Precision machined to Mil‑Spec AR‑15 dimensions (approx. 0.245″ diameter for 0.250″ lower pin holes)
• Black nitride or phosphate finish (varies by batch) for added surface hardness and wear resistance
• Made in the USA for trusted quality and consistency