I personally think rings are a "get what you pay for" subject. Now, having said that, I've ran several sets of the Burris XTR's with zero issues.... Keep in mind that I have not bought any in several years.
In my humblest opinion, the best rings money can buy are found here:
M10 Scope Rings and Mounts
My next option would be here, in titanium if you so desire: (they also offer bases for your Browning & will custom make any MOA cant you ask for).
MurphyPrecision.com - Scope Bases, Rings, and Assorted Shooting Accessories.
Next it would be a fairly level playing field with:
Vortex (Made by Seekins)
Lastly, I would look here: