Holosun 507C X2 [red] sig p320 Another clue is the year

Another clue is the year of production: the 1

the buttons have been redesigned to compliment the Lock Mode by placing them lower and out of the way

two of which are compatible with night vision devices

Dovetail rail for Bergara B13 models

Vibration: 5000G

Holosun 507C X2 [red] sig p320 Another clue is the yearThis red dot uses the Trijicon RMR footprint standard. Essential info Footprint standard: Trijicon RMR footprint standard Reticle: 2 MOA dot & 32 MOA circle [red] Window size [height x width]: 16. 0 x 23. 1 mm [0. 63 x 0. 91"] Total dimensions [length x width x height]: 45. 2 x 29. 2 x 29. 2 mm [1. 78 x 1. 15 x 1. 15"] The HS507C X2 is an open reflex optical sight designed for pistol applications. The X2 Series pistol optics feature two improvements.