piccatinny

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    Rifle Scopes How many Piccatinny slots for 3x Eotech Magnifier

    How many slots at the back of the rail does the new eotech 3x magnifier require ? Is just one enough ? Trying to work out eye releif etc. It has two inches eye releif and the unit is 4.4" long. I am trying to detrmine if on the firearm I am considering using one on will mount it back far...