G&P - Spare Magazine Tube Extension for Marui M870 Shotgun helmet your hop up packing is

your hop up packing is probably worn down  It is time to change a new one

6V LARGE Batteries inside  Revolutionary ELECTRIC MOTOR DRIVEN AUTO-WINDING Mechanism  Remote Pressure Switch Control ON/OFF loading into the AEG  Continuous 3000 Rds of capacity is surpass cover fire for most competition & skirmish airsoft game  Operated with 9V Battery  Suitable for 6mm Plastic Bullet only

Precision polished 6

SKU BW-AR-RS-AEG-R451C-T562-RT Item Weight (gram) 3750 ( 4600 with box) Major Color Black Length 660mm / 895mm (Extended) Hop-up Adjustable Shooting Mode Semi/Fully Automatic Gearbox Type N/A AEG Power Source Up to 8

Propellant: Green Gas

G&P - Spare Magazine Tube Extension for Marui M870 Shotgun helmet your hop up packing isG&P Spare Magazine Tube Extension for Marui M870 Shotgun Metal Made Dummy Magazine Extension Tube Suitable for Tokyo Marui Series Airsoft Tactical Shotgun