Our mdt oryx chassis system was designed to be the best all-around aftermarket stock replacement for people wanting to enhance their accuracy.It's designed for people that want to get into precision rifle shooting with factory rifles.The metal chassis was engineered to improve accuracy and ergonomics through adjustability.The action is bedded on an aluminum block, and the barrel is free floated.The adjustable buttstock allows for a much better fit for accuracy and speed when getting behind the scope.It takes ar15 grips, arca rails, m-lok accessories and has customizable colors.Length Of Pull: 13"-13.50"Grip Type: AR15 Standard and Vertical