you mean it like doesn't let u go any moa down past your set zero?.i dont have any probs getting back to zero on any scope i have!?you just pay attention.im aware of the power selection,im not a newbie to long range shooting just not sure what the diff is in the nxs and benchrest except 500 bills!if anybody ever finds out the difference between the nxs and benchrest please let me know!thanks.