This precision-machined, aircraft-grade aluminum Angle Degree/Cosine Indicator (ADI/ACI) takes the guesswork out of uphill and downhill shots.The red needle moves with your rifle and displays a number that indicates the percent your rifle is off level.
Aircraft Aluminum Alloy. Universally Use for 30mm/25.4mm. The bubble level which can be flipped to the side also allows you to have an additional indicator to achieve much higher accuracy.
Eliminating the need to span from the receiver to the hand guard allows the shooter to obtain proper eye relief.