The paralax knob is reduced in size on the g7.
The windage turret is smaller and has a removable dust cap.
The elevation turret is a 20moa in one turn, w/zero stop, and will come with moa turret, and a bdc turret when you send in your collected data.
second run will have a new reticle design. (first run is npr1)http://www.gseven.com/news/First-ani...-5-22-rifle-sc
They are made to same spec as a NXS and say; NF, G-7 on the side.
The only weight savings apears to be the reduced wind and para knobs over a NXS