Best Fork Set-Up?

Hello Gents
Starting a Series 2 build and I plan to keep it long term so I want to have the best set-up I can....
Is there any advantage in using the GP Style Fork Rods with the loose balls rather than the older style?
Starting a Series 2 build and I plan to keep it long term so I want to have the best set-up I can....
Is there any advantage in using the GP Style Fork Rods with the loose balls rather than the older style?