Like I said... I really don't need the DA or even the Ultrgra (if I could find one) I think the 105 will be just fine for me.
Barry
To this point I think im just throwing money and getting the 7710 bb, invest in the necessary tools and ride for a hundreds miles. Then, I plan on continuing the tradition of setting a Sram Omnium on my capo and yes, with the gxp bb 😒