Airsoft Chay tries the Angry Gun QD Suppressor For VFC MP7 GBB with an AceTech Tracer unit if it works well. The Angry Gun MP7 QD Silencer includes the AceTech AT2000R Tracer unit that is a high-performance tracer that uses 1x 10440 Li-ion 3.7V battery, which can last for up to 20,000 rounds. It features an improved illuminator for enhanced BB glow activation, resulting in an ultra-bright trace. The tracer can sustain a rate of fire up to 1800 RPM and has an auto power-off function. It works with both red and green tracer BBs and comes with a steel CCW (11mm negative) thread QD flash hider. The tracer has a diameter of 38mm and a length of 224mm, including the 60mm steel flash hider. It is made of aluminum, steel, and plastic materials.