Utilizing new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed demanding military performance specifications. Durable dual-side anti-glare transparent windows with numerical markers and high viability indicator coil on the spring allow quick visual identification of the approximate number of rounds remaining. Designed for the AR15/M4 but allowing use with a wide range of non-AR15/M4 platforms. Features: Dual-side windows with numerical markers High visibility coil on the spring Next Generation Long Glass Fiber Polymer Enhanced Strength & Durability Ribbed front and rear gripping surface Tool-less disassembly with double floor plate safety release tabs Long-life USGI-spec stainless steel spring Four-way anti-tilt self-lubricating follower Flared floor plate Oversized bolt catch Paint Pen dot matrix #html-body [data-pb-style="62DF82897F994"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF82897F9A1"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}