Angle Indicator & Bubble Level for 1″ or 30mm Rifle Scope Tube
Improve long range accuracy with the built-in angle indicator and bubble level
The red needle moves with your rifle and displays a number that indicates the percent your rifle is off level
Multiply the indicated percent by the target distance to easily calculate the adjusted distance for gravity. Aluminum alloy
This precision-machined, aircraft-grade aluminum Angle Degree/Cosine Indicator (ADI/ACI) takes the guesswork out of uphill and downhill shots.