The White Label Armory AR15/AR10 Pivot and Takedown Pin Spring 10-Pack offers precision-engineered, Mil-Spec springs designed to ensure smooth and secure pin operation in your rifle build. Crafted from premium materials and made entirely in the USA, these springs provide reliable tension and durability for both AR15 and AR10 platforms. Perfect for builders and gunsmiths, this 10-pack keeps you well-stocked for multiple builds, repairs, or replacements.