Refill adaptor needed to refill the Gunpower stealth rifles.
This adaptor has a 1/4 BSP thread to the Gunpower bottle thread.
If you have a dive bottle and hose, then this will screw on in place of the hose, onto the large metal DIN Adaptor.
If you are fitting to a pump and hose, then you will ..
For all pumps with Dry-Pac system fitted. One sachet of Dry-Pac medium for complete refill of Dry-Pac cartridge. For optimum performance the Dry-Pac should be renewed every 4-6 months depending upon usage. The Dry-Pac medium is vacuum packed and can be stored indefinitely providing the vacuum remain..