The Amped Airsoft guys give an overview of the latest HPA Engine in the airsoft market, the Protech Airsoft MK2.5 HPA Drop-In Kit... "Matt and Anthony are in the studio today to bring you guys a quick look at the newest offering from Protech Airsoft, the Mk2.5! With so many upgrades and new systems hitting the market lately, do you think that the Mk2.5 can stand out on its own? Check out the video, give Protech Airsoft a gander and get your comments and questions in down below!"