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  1. FN509
    First time RMR purchaser. Tried to find info before buying a Holosun holo site that was on limited time sale. The online retail seller said it should work. Emailed Holosun about the optic and gun match to see if it would work together. They responded back to me with the wrong optic spec for a...
  2. FN FNX
    Hey guys, so I picked up a holosun 509T a while back wanting to get it put on my CZ but turns out my CZ slide was too thin. So I just got a fnx-45 tactical in black today and threw the holosun 509t on it. Had to use the RMR adapter included with the gun and the special proprietary plate for the...
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