Lantac Ultimate Takedown Pin Set — 17-4PH Stainless

The Lantac Ultimate Takedown Pin Set provides precision-engineered takedown and pivot pins designed for AR-15 platform maintenance and field stripping. Pins are manufactured from 17-4PH stainless steel in H900 condition and are produced to tight tolerances on Swiss-style turning centers. The set ships complete with KNS detents, stainless detent springs, and a 3D-printed rear pin removal tool (RTT) for practical, tool-assisted serviceability.

Key Specifications

• The pins are made from 17-4PH stainless steel (H900 condition) for strength and corrosion resistance.
• The set includes KNS detents & stainless detent springs for reliable retention.
• The Pivot Pin weighs 0.25 oz and the Takedown Pin weighs 0.20 oz.
• Designed to fit the AR-15 platform for takedown and pivot functions.
• The package ships with a 3D-printed rear pin removal tool (RTT) to assist removal.
• Pins are precision machined on Swiss-style turning centers for consistent quality.
• Features aggressively crenulated heads to improve grip during installation and removal.
• Includes a Patent Pending UPS (Ultimate Pin Set) design that enables tool-less pivot pin installation/removal when used as intended.
• Includes a QUICKSAFE-style method for rendering a lower receiver inoperable as described by the manufacturer.
• Manufactured in the USA to the manufacturer’s stated specifications.

Built for informed, no-nonsense shooters who value precise, serviceable components, the Lantac Ultimate Takedown Pin Set brings durable stainless construction and thoughtful features to AR-15 maintenance. Whether you’re doing routine field stripping or assembling a matched parts set, these pins combine repeatable machining, convenience features, and a design focused on functional reliability.