Third party upgrades for the Wolverine Airsoft MTW HPA Rifle are now available. In this video, Airsoftjunkiez demonstrate the Silent Industries MTW Nozzle and Hop-Up they have in stock. There is also a Silent Industries CNC Aluminum MTW Hop Up Arm and  Silent Industries MTW CNC Bolt Catch available... "Airsoftjunkiez review of the new Silent Industries MTW nozzle and Hopup. Huge improvement in range and accuracy using HPA .36g BBs."