7 mm hart magnum

[g n brezinski]

bobby hart was and still makes a rifle in a 7 mm remington ackly magnum it has a 40 degree shoulder on it.has any of yuou ever shot one of these in competion or for that matter as a hunting rifle.i am just interested in what you may have to say about the case.thank you for your time.
gary b

 

[Worker]

The design of the cases

I did a brief google search. Its a wildcat design of yesterday , seems like just another dime a dozen belted magnum case. When was the barrel made ?