This Volquartsen ENV-9 Rapid Release Pistol is a versatile pistol configuration is perfect for range day or even small game and varmint. The barreled action is fit into an aluminum chassis system from Enoch Industries that offers compact versatility for the rimfire platforms. It incorporates all the current AR-15 attachment standards for a new level of function. The chassis also features a rear Picatinny rail that allows attachment of a brace.22 LR ENV's are red dot ready with a receiver that is drilled and tapped for most popular red dots. This allows you to keep the red dot as close to the bore-axis as possible. 22 LR models also come with a Picatinny rail that can be installed for more optic options. FeaturesSB Tactical BraceODIN ChassisTG2000 Trigger GroupMagpul MOA-K GripSlate Stop Hand StopRemovable Picatinny Optics Rail