1 still has stock diffs (nitro) other two are UE diffs, pretty sure. def not stock

do you have the new x brace ones or the old ones

DOes anybody have any info on these ias you guys know i purchased items this last week and i was going to buy the ue 6mm cvds and insted because they were out of stock i bought these i have yet to open them. Do you guys think i should give them a try or just keep them in there box sell them and then buy 6mm cvds. I know the 6mm cvds are better but it these will hold i would rather use these does anybody have any more info on these what do you guys think i should do (still have not got my stuff hopfully monday). Thanks guys please need input on these items

i know that info i mean if they hold up testimonials kind of stuff.

oh, sorry bout that.
never seen any review or so.