Complete O-Ring and Screw Set, JACK - HPA System 40 max This is the next generation

This is the next generation of gel ball ammo

1 x Buffer

After enabling this mode

This adapter allows you to use HPA (high pressure air) and M4 AEG magazines on your Poseidon pistol

Complete O-Ring and Screw Set, JACK - HPA System 40 max This is the next generationComplete O Ring and Screw Set, JACK Complete o ring set for all versions of the JACK with the exception of the MP7 variant. Plug screw included. 1x M1. 5 x 6. 5 (Buna 70) Front Outside of Nozzle 2x M1. 5 x 9. 5 (Buna 70) Rear Outside of Nozzle 1x M1. 5 x 19. 5 (Buna 70) Thread Relief of Front Cylinder 1x M1. 0 x 18. 5 (Buna 70) Captured Between Front Cylinder and Donut 3x M1. 0 x 5. 0 (Buna 70) Two on Nozzle Stem & One Inside of Nozzle 1x M1. 0 x 2. 5