This is a versatile multi-purpose pistol designed to get you on the range or in the field and working with the most popular firearm platform in the country! It's a light weight durable AR with a billet aluminum lower receiver and a 7" M-LOK free float handguard. This ultra compact AR pistol has a 8.5" barrel and an optics ready upper with a full length picatinny top rail that's ready for the scope, red dot or precision sights of your choice. Comes with a 30 round magazine. If you're looking for a modern home defense firearm, or a truck gun for the ranch then you need the ATI MIL-SPORT Pistol! .300 AAC Blackout 30 Rounds 8.5" Barrel with a 1:8" Twist Billet Aluminum Lower Receiver Aluminum Upper Receiver Flat Top Optics Ready Upper 7" Freefloat M-LOK Handguard Attached Rear Blade