43XMOS/48MOS Conversion to Holosun "K"/EPS Footprint

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This service is to convert your 43XMOS/48MOS existing optic cut to accept a Holosun 407k/507k/EPSCarry.

This conversion includes a set of custom M4x.7 screws.


1 Review

  • 5
    MOS Conversion

    Posted by Nick on Jan 18th 2023

    If you don’t want to run an optic plate this is the cut for you. It runs nice and deep so you can still use your factory sights, no need to get something for a cowitness. Overall excellent cut and probably the best nitride finish I’ve seen from an aftermarket company.