THE SYSTEM by DAVIS Black/Black knobs 

5" recurve sight with micro adjust windage and elevation .002/click with rapid move button on elevation

double  knob mount block

8.5" vented ext.

8-32 aperture mount with thumbnut

weighs 9.12 ozs

comes in hard  plastic case

IF YOU NEED LEFT HAND, JUST LET ME KNOW I CAN SWITCH AND PUT DECAL ON RIGHT WAY-NO CHARGE