Vector Optics ACD Angle Indicating Mount Ring 30mm/ 1in Tube 6063-T6 Matte w/ Bubble Level Black

Vector Optics ACD Angle Indicating Mount Ring 30mm/ 1in Tube 6063-T6 Matte w/ Bubble Level Black. 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.The bubble level which can be flipped to the side also allows you to have an additional indicator to achieve much higher accuracy. Specifications for Vector Optics ACD Angle Indicating Mount Ring w/ Bubble Level: Manufacturer: Vector Optics Color: Black Finish: Matte Fabric/Material: 6063-T6 Aluminum Attachment Type: Weaver Picatinny Tube Diameter: 1 in 30 mm Length: 2.9 in Width: 0.5 in Weight: 2.2 oz Mount Type: Weaver Features of Vector Optics ACD Angle Indicating Mount Ring w/ Bubble Level Angle indicator and scope level support long range precision shooting Designed for real fire arms The bubble level can be put on either side See-through style Level and indicator were both center aligned during the assembling Package Contents: Vector Optics ACD Angle Indicating Mount Ring w/ Bubble Level Hex key 25.4mm 1in adapter Vector Optics SCACD-11: ACD Angle Indicating Mount Ring 30mm/ 1in Tube 6063-T6 Matte w/ Bubble Level Black