I currently have 6CM, 6.5 CM, 6.5 GT, 6.5 PRC, and .308
I have gone through 6 creed and 6 GT and I really can’t say how much longer they last as I don’t think any of them have ever really gone out. I do know how far they go though. I’ve got a 6 creed with 2500 on it and no issues, 6 GTs have...