Guarder 6.02mm Interchange Barrel for MP5/MC-51/AK-Beta (Original Length, 229mm) Material_Steel it is more economy to

it is more economy to just replace the gear

Item Weight (gram) 1700 Major Color Dark Earth / Black Length 310mm / 525mm Barrel Length ~145mm Blow Back Yes Hop-up Adjustable Shooting Mode Semi/Fully Automatic Other Power Source Top Gas Magazine Capacity 55 + 1 Rounds Bullet Type 6mm BB Power (Muzzle Velocity) 390 FPS (Top Gas Test @ 25°C Room Temperature) Manufacturer KSC Package Includes KSC TP9 Gas Blow Back Submachine SMG Gun

The “Rapid fire” function is installed that enables you to shoot one after another with operating the fore end and keeping the trigger pulled

magazine & accessories

and efficient in gas flow & less "cool-down effect" for rapid shooting

Guarder 6.02mm Interchange Barrel for MP5/MC-51/AK-Beta (Original Length, 229mm) Material_Steel it is more economy toFits for Tokyo Marui MP5 MC51 AK Beta (Original Length) Electric Rifle Bore Size: 6. 02 mm Length: 229 mm Material: BRASS Plating: Lucid Chromium Plating Item Code: TN 02 For Most Airsoft Electric Gun (AEG) BRASS constructed precision barrel at 6. 02mm diameter Built for extra power and precision shooting Choose this barrel to suit your AEG model For custom upgrade user, you can choose a longer barrel If this one is not suitable for you, please search