Guarder Cylinder Enhancement Set for Marui PSG-1 mega arms Suitable for all RIS 20mm

Suitable for all RIS 20mm Rail  Constructed of Fireproof Rubber material  Offer a solid grip on your handguard  This set include 4 pieces of rail cover  Length: 172mm

Suitable for M4 / M16 Series Airsoft Electric Gun AEG Rifle

Length : 85 mm

or even upgradable to professional IPSC guns

Fit all 20mm Picatinny RIS Rail

Guarder Cylinder Enhancement Set for Marui PSG-1 mega arms Suitable for all RIS 20mmEssential part for upgrading your Airsoft AEG Durable cylinder with Polished Inner surface guarantee smooth action As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed Package Includes: 1. Stainless Cylinder Head 2. Air Seal Nozzle 3. Aluminum Ventilation Piston Head 4. Super Lucid Chromium Plating Cylinder 5. Polycarbonate Piston SKU GE 03 39 Major Color Other Built Material S303 Stainless