For this product presentation, GM Tactico features the licensed Umarex MP7 GBB. They highlight the MP7's features, including its metal Picatinny rails, ambidextrous selector and magazine release, and folding sights, while demonstrating how to adjust the hop-up, load BBs, and inject gas. They also test the rifle’s FPS, achieving around 440 FPS with 0.20g BBs, and showcase its collapsible stock and full-auto firing mode and advising the importance of using silicone lubricant on the GBB magazine’s gasket and valve.