The TAPP Green Gas Drum is a 400-round green gas drum (AW Custom) for your WE M14 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 |
|---|---|---|
| WE-Tech M14 / EBR Open Bolt GBBR Series | Direct Native Fit | Direct OEM factory standard for WE's full-size M14 and EBR gas blowback rifle engine. Features an adjustable plunger to calibrate engagement depth against the heavy M14 internal valve knocker. Fine-tune gasket height to maintain an airtight compression seal against the enlarged nozzle seal while ensuring smooth bolt carrier cycling. |
| RA-Tech Custom WE-Tech M14 GBBR Builds | Verified Fit (Shared WE Engine Base) | RA-Tech upgraded steel M14 chassis builds utilize WE factory engine specifications. Fine-tune the adjustable plunger depth to accommodate aftermarket steel trigger box knocker variances and ensure full valve depression. |
| WE-Tech M4 / SCAR / MSK / AR-15 GBBR Lines | NOT Compatible | Standard WE 5.56 and AR-pattern rifle platforms utilize narrower magwell dimensions, distinct magazine catch notch positions, and non-matching locking tab geometry that will not accept M14-pattern magazine adapters. |
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: WE M1A1 Thompson
Want to compare every option? Use the WE M14 Adapter Builder.
