Guarder Cylinder Enhancement Set for Marui M4 Series Upgrades The inner barrel is a

The inner barrel is a precision one with 6

Multi Purpose Buttstock (Black) (GP897B)  9

-- InstallAirsoft Surgeon (SLNT Arms) XDM Slide set

Pistol Grip & Foregrip this AEG is entirely metal  Main Features:  -MK18 Mod O Metal Body (GP703)  -DD MK18 RIS II  -M16 Magazine (130rds) (GP094)  -Flash QD Flip Up Sight (GP228)  -Military 600m Flip Up Rear Sight (GP254)  -M4A1 Extended Battery Buttstock (Black) (GP416)  -Stubby Raider Foregrip (Black) (GP887B)  -RAS Slim Rail Cover (Black) (GP413)  -T-Shape Connector Wire Set For Recharge  - Manual  Recommend to use 7

Guarder Cylinder Enhancement Set for Marui M4 Series Upgrades The inner barrel is aEssential 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. Duracon Ventilation Piston Head 4. Super Lucid Chromium Plating Cylinder 5. Polycarbonate Piston SKU GE 03 40 Major Color Other Built Material S303 Stainless