Wolverine WRAITH X HPA Kit with Tank Stock (AEG)No Line, No Compromise! The WRAITH X HPA Kit is the solution for competitive airsoft players looking for an efficient setup that enables HPA performance without a line. This kit includes everything you need to run a 13 3000 or other 2 diameter HPA tank in your stock. It includes both the WRAITH X STORM Category 5 Regulator and WRAITH X Tank Stock. * Does not included parts required for CO2 use. Description Features Built in STORM Category 5 regulator