FCW M870 Electronic 1200rds Magazine Drum For Marui System Gas / Air Cocking Shotguns
- Electric Power Swing BB Upload Drum
- Fit To Marui Air Cocking / Gas M870 Shotguns
- Fit To Golden Eagle Gas Gas M870 Shotguns
- Fit To CYMA & ALL Marui System Air Cocking Shotguns
As the BB uploading of this magazine drum may not as fast as your pump action, also difference BB uploading efficiency rate for difference brand of M870 will be coming out !