Mission First Tactical EXD Rifle Magazine AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Black. Optimized for use with SAAMI-spec 7.62x51/.308 Winchester ammunition. Utilizing new material technology and manufacturing processes for enhanced strength durability and reliability to exceed demanding military performance specs. Specifications for Mission First Tactical EXD AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Rifle Magazine: Manufacturer: Mission First Tactical Fabric/Material: Polymer Magazine Capacity: 20 Round Caliber: 7.62x51mm NATO .308 Winchester Gun Make: AR Platform Gun Model: AR-10 Condition: New Features of Mission First Tactical EXD AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Rifle Magazine 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 stainless steel spring Four-way anti-tilt self-lubricating follower. Flared floor plate. Oversized bolt catch. Paint pen dot matrix Package Contents: Mission First Tactical EXD AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Rifle Magazine What firearm models does the manufacturer say Mission First Tactical EXD AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Rifle Magazine is compatible with? The manufacturer suggests that Mission First Tactical EXD AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Rifle Magazine is compatible with AR-10Mission First Tactical 20EXD762x51-20RD: EXD Rifle Magazine AR10 SR25/M110 7.62 x 51 NATO 20 Rounds Black