The TAPP Green Gas Drum is a 400-round green gas drum (AW Custom) for your GHK GSeries/GLK that bolts on with no HPA setup.
Spec card
| Type | Green Gas Drum |
|---|---|
| Feeds from | Green gas (GBB) drum |
| BB capacity | 400 |
| Overall profile | Large |
| Recommended mags | AW Custom |
| Best for | Plug and play, no HPA setup needed |
Color options
- Black: 400-round AW Custom green gas drum in black
- Red: 400-round AW Custom green gas drum in red
- Green: 400-round AW Custom green gas drum in green
- Green/Black: 400-round AW Custom green gas drum in green/black
- AW Adapter Only: adapter only, for an AW green gas drum you already own
Compatibility
| Brand / Platform | Compatibility Verification | Tuning & Adjustment Notes |
|---|---|---|
| GHK Glock / G-Series GBB Pistol Series | Direct Native Fit | Direct OEM factory standard for GHK Glock / G-Series ultimate gas blowback platforms (G17 Gen3/Gen5, etc.). Fine-tune the adjustable gasket height to establish an airtight compression seal against the heavy-recoil loading nozzle assembly, ensuring maximum gas efficiency and smooth cycle operation without creating slide drag. |
| Umarex / VFC / Tokyo Marui / WE-Tech / KSC G-Series Lines | NOT Compatible | Third-party Glock platforms (VFC, Tokyo Marui, WE-Tech, KSC/KWA) utilize distinct internal magwell channel dimensions, non-matching valve striker placement, and proprietary gas router seal profiles incompatible with GHK's steel-bolt engine architecture. |
What's in the box and how to install
- Plug and play: no pulling valves or feed lips from stock mags.
- Materials: standard body is Nylon PA12. Carbon Fiber is available (3x stiffness, up to 38% higher tensile strength than Nylon 12).
- Made in the USA by TAPP Airsoft.
- Install: insert with the bolt or slide locked back.
- Warranty: 30-Day Warranty + Lifetime Support.
More options
Also available for: G-Series/GLK, VFC GSeries/GLK, Elite Force GLK 42, KWA/KSC ATP & ATP-Z, Maruyama SCW-9 (GSeries)
Want to compare every option? Use the GHK GSeries/GLK Adapter Builder.
