Products included: 1x Complete lower with super safety installed, 1x Mp5 slip trip, 1x Mp5 Buffer Complete MP5k lower pre-installed FCG, and super safety. Purpose-built lower specifically around the Super Safety. The outer housing is polymer, while the internals and structural components of the lower are reinforced by Steel. The lower is built to handle thousands and thousands of rounds and repeatedly withstand heat cycles. Because this Leber V2 MP5 lower ships with the FCG and Super Safety pre-installed, it serves users who want a ready-to-integrate lower built from the ground up for this configuration. Including the MP5 slip trip and MP5 buffer ensures the lower is aligned with full-size MP5 build requirements, helping streamline planning and reduce part compatibility questions before assembly. *By ordering the product, you understand and agree to the production time frame.