(1) MP5 style/variant receiver with an applicable denial block (denial block is a section 922 compliant part to prevent the conversion to an Machine gun). An acceptable denial block is needed for the adaption for a trip slip (later discussed)
(2) a lower trigger pack/ receiver specifically adapted to hold and enclose an AR15 fire control group.
- Lee Sporting Lower
AS Design lower
Leber V1
Leber V2
Armpv2
(4) The Super Safety consisting of the Cam, and Lever. (Manufactured in material such as 4140, S7 or D2)
(5) a Trip slip (these can be printed in PLA, CNC'd out of tool steel, aluminum, or likewise cased or printed in metal that is durable. Preferably, a V3M or V4M Trip slip will work the best.