The new PMX AR 30 Round Magazines features the THRiL polymer-matrix (PMX) construction, designed for high-performance and extreme durability. The PMX technology combines impact-resistant polymer and an elastomeric strike plate to ensure maximum performance in all situations. THRiL’s New 30 round AR Mag for AR15s chambered in 5.56/.223 Remington featuring polymer matrix construction, elastomeric strike plate, ergonomic design, and a stainless steel spring.

Specifications: Caliber: 223 Remington / 5.56x45mm NATO, Capacity: 30-Rounds, Body Material: Polymer, Color: Black, Follower: Anti-Tilt, Spring: Stainless Steel, Floorplate: Polymer, Removable.

This is for one THRIL PMX Black magazine.