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Questions & Answers
Is the ACI Milspec? Expert Answer

There is no milspec standard for ACI and similar devices, however this will attach to any M1913 MIL STD mounts.

by Ethan C., Gear Expert, March 28, 2019
Must this ACI be mounted to the scope or scopemount or can it go on Picatinny barrel rail? Expert Answer

It can also be mounted to the top picatinny rail on your rifle.

by Tom B, Gear Expert, October 26, 2021
Customer Reviews
Helpful Positive Review Badger Angle Cosine Indicator by PerryD, November 1, 2019
I have numerous of this item for my precision rifles. This device is consistent, reliable and easy to use. the math can be done in your head quickly because of the direct correction read out. It is adaptable to various mounting methods including dire...
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7/7 found this helpful
Most Recent Reviews Angle Cosine Indicator by Frustrated Customer, November 28, 2023
The Badger Cosine Indicator is an outstanding addition to my LMT MARS build. The price was good at Optics Planet. The only issue was again the shipping. It always seems to take twice as long to arrive or much longer.
Read All 2 Reviews

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Blazin' Deal
Prices have been cut drastically on this product as part of a special offer. These prices are so low that there's no double-dipping with coupons or any additional discounts, but you'll still get the best deal out there. This offer won't last long, so don't miss out!
Color: Black Included Accessories: Gen II Rail Mount

Code: 37E-RA-CSNI-306-73A

MPN: 306-73A

Blazin' Deal
List: $274.00Save 10%
$247.29

Product Info for Badger Ordnance Angle Cosine Indicator w/ Gen ll Rail Mount

The Badger Ordnance Gen II Rail Mount allows you to mount the Sniper Tool Designs Angle Co-Sine Indicator directly to your rifle, orienting the dial down from the centerline of the rail. The Gen II ACI Rail Mount is compatible with all M1913 MIL STD mounts and attaches with 2 soft point set screws to prevent marring of the rail.image

Includes the ACI, Gen II Mount, and installation instructions.

Specifications for Badger Ordnance Angle Cosine Indicator w/ Gen ll Rail Mount:

Manufacturer: Badger Ordnance
Color: Black
Included Accessories: Gen II Rail Mount

Package Contents:

  • Badger Ordnance Angle Cosine Indicator w/Gen ll Rail Mount

Badger Ordnance Angle Cosine Indicator w/ Gen ll Rail Mount Orderable Models

List of Orderable Models

Badger Ordnance Angle Cosine Indicator w/Gen ll Rail Mount, 306-73A , MPN: 306-73A , Code: 37E-RA-CSNI-306-73A
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