Carry more capability without adding bulk. The PMAG 20 LR/SR GEN M3 pairs a compact 20-round profile with Magpul s proven feeding geometry and long-life stainless spring to give precision platforms the low profile they need and the reliability they demand. Engineered with an anti-tilt self-lubricating follower and next-generation crush-resistant polymer, the PMAG 20 delivers smooth feeding, easy serviceability, and durable performance where it matters most. Product Features Lightweight 20-round design for SR25 / M110 pattern rifles chambered in 7.62 51 NATO (.308 Winchester) Long-life stainless steel spring, anti-tilt self-lubricating follower, and constant-curve internal geometry ensure smooth, reliable feeding Easy-to-disassemble flared floorplate aids extraction, handling, and provides better drop protection in tight double/triple pouches Low-profile ribs and aggressive front/rear texture deliver positive control in all environments Paint-pen dot matrix on the bottom panel enables fast, in-field load identification Next-generation impact- and crush-resistant polymer construction with corrosion-resistant spring for long service life Designed for SAAMI-spec ammunition and roughly half the weight of comparable steel magazines Product Specifications Manufacturer: Magpul Model: PMAG Caliber: 7.62x51mm/ 308 Win Magazine Capacity: 20 Additional Features: Optimized for use with SAAMI-spec 7.62x51/.308 Winchester ammunition.