• 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 Frame Polymer Casing N/A Finish N/A Capacity 30