Model Number: Angle Degree Indicator
<br />Weight: 110 g
<br />Scope tube diameter: 1 inch or 30mm
<br />The red needle moves with your rifle and displays a number that indicates the percent your rifle is off level
<br />Multiply the indicated percent by the target distance to easily calculate the adjusted distance for gravity.
<br />The bubble level which can be flipped to the side also allows you to have an additional indicator to achieve much higher accuracy.