AOLS Cylinder Head with Sunk Pad for AEG Ver. 2 Gearbox.

AOLS Cylinder Head with Sunk Pad for AEG Ver. 2 Gearbox Features: Double oring for maximum air seal and FPS output. CNC process providing maximum precision and durability. Sunk large bottom rubber mat made out of high quality rubber. Compatible with Version 2 gearbox (M4, M16, M733, MP5, SCAR, etc. Essential part for upgrading your Airsoft AEG Specification: Material: Anodized Aluminum, precision manufactured. Weight: 12g. Suitable for M4, M16, M733, MP5, SCAR, and other Compatible AEG V2 Gearbox Brand: AOLS Presented by Airsoft Industry Company.