Currently these are Ruger gun/bullet profiles stored in the Kestrel LiNK Ballistics app (as of 1/18/19):

How to use the Kestrel LiNK Ballistics Ruger Profile Builder Wizard (note screenshots for iOS will vary slightly):

Open the Kestrel LiNKBallistics App, select

Device Selection.

Select your device, please note that it has to be the

Ballistic-Ruger Model

Select Gun Profile Management

Select the More Options button at the top and Create New Profile.

Select Wizard

Select the Ruger Rifle that you are using.

Select the type of ammo.

Adjust your Zero Range and Bore/Scope Height.

Zero Range should typically be 100 yards.

Bore/Scope Height can be measured from the center of the bolt to the center of the

scope.

Select the Elevation and Windage units that you use. If

for instance you use ¼ MOA per click, choose clicks.

Then go back into the profile after saving and set 4 clicks

per TMOA.

Note: If your gun or ammo is not listed, you will have to go back and select Manual and

enter all the parameters yourself.

Do not forget to click the More Options button and select SAVE PROFILE when

completed.