Most "Country Style" ribs I have seen are from Pork Butt cut into strips.
Here is a current thread doing what you are considering.
He just started with a butt and cut it into chunks, then into cubes.
"Flirtin' with Disaster" BBQ Team (RETIRED)
FBA and KCBS Cook and Judge.
Former owner of a WSM, a Smokey Joe, a Charbroil Commercial gasser (junk), the legendary "StudeDera", a Fast Eddy PG500, and Sherman.
Now cooking with a Yoder YS640
Proud Pellet guy cooking on real wood.