Burris 1 Signature Ring Pos-Align Offset Inserts .020 Plastic Black

1 Signature Ring Pos-Align Offset Inserts .020 Plastic Black Features Signature rings also accept Pos-Align Offset Inserts so you can virtually sight-in your gun without moving the scope adjustments. Lens systems perform at their optimum when all lenses are optically centered. By keeping the internal optics centered you ll see through the scope all of the clarity sharpness and brightness that the optics designers intended for you to see. The offset inserts also correct for any mis-alignment