The Ready Series ZRODelta ZRO1 Rifle is the foundational offering of the Ready Series. The ZRO1 combines all of the durability and reliability the Ready Series is known for with streamlined features. Featuring an ambidextrous bolt release, 16" nitride barrel chambered in .223 Wylde, and a 15" MLOK rail, the ZRO1 is ready for your optic of choice and a lifetime of reliable service. Hard working Americans manufacture, assemble, and test each ZRO1 with pride.Features7075 Forged Aluminum Receiver SetA2 Flash Hider & GripELG Fire Control Group15" Free Floating Handguard(1) 30 Round Magazine Included