Elevate your shooting experience with the MDT 106539-BLK Polymer AICS External Box Magazine, designed for precision and reliability. This high-quality magazine accommodates 10 rounds, specifically engineered for 223 Remington and 556 NATO cartridges, making it a perfect companion for MDT Chassis systems and various M24 type chassis. Designed for 223 Remington/556 NATO cartridges Maximum Overall Length (MAX OAL): 2.550 inches Compatible with M24 type chassis and bottom metals Durable polymer construction ensures long-lasting use Upgrade your gear with MDT's reliable magazine and experience enhanced performance on the field.