H&K MP5 SEF full auto lower complete with 9mm Ejector

MP5 SEF full auto lower complete with 9mm Ejector. H&K Navy SEF lower with complete SEF trigger pack and selector installed. Perfect for registered receivers, post samples or anybody wanting to do their own semi-auto conversion! All German parts except US made 9mm ejector lever. This original like new H&K lower can be modified to what is called "Clipped and Pinned" to be able to fit on any MP5 semi auto clone. A simple process opening up the space between the front pin holes. This can be done with a file and or Dremel tool.. Most of the material to be removed is plastic, but there is a small thin piece of steel where the opening must be widened so that the front of the lower can rest on the ledge of the back of the magazine well. This procedure is done with out the trigger pack installed. The trigger pack can be modified in to a semi auto by removing the full auto sear and removing the part of the housing that the sear pin was located. For FFL 7's with a SOT 2, You can resister the trigger box with the ATF NFA as a machine gun and only modify the trigger box to fit in the modified lower. All NFA rules apply and only properly licensed company should make this medication. All NFA rules apply. It is legal to own this lower but it is not legal to modify this lower to make a machine gun unless you are a licened manufacturer FFL type 7 with a S.O.T class 2.