Ruger Forum banner
ruger sr9 mount hs507k
1-1 of 1 Results
  1. Optics
    Recently bought Holosun 507K-X2 red dot for SR9. The 507K apparently is a new model from Holosun (507C previous model) with new features such as: a smaller profile, shake awake, etc. but the "K" model has a smaller footprint and the site mount adapter plate is either not available or difficult...
1-1 of 1 Results
Top