"the difference betweenthe 10 yard aim point and the 10 yard xhair point"
There is only one 10 yd aim point, the upside down triangle above x hairs.
Btw: thanks Reb!!

Clear as mud yet?? lol. another little factoid about them is the clicks on turrets are 1/2" ea. at 20. excal tells you all of this in the paperwork that comes w/ them, but I never bothered to read mine either, lol. guys don't read directions til they get stuck, lol, nature of the beast!! Have fun!!