Production Model : AIP015-M51-4

- Multiple cut-outs to reduce weight

- CNC 7075 Aluminum Construction

- Increase operating speed and improve efficiency

- Adjustable Blowback part for turning original Blowback to Light Low Blowback

- Suitable for Marui 5.1/4.3/1911 Series Airsoft Gas Blow Black GBB Pistol

- As always, upgrading GBB require necessary skill & technique, consult expertise if needed

Major Color : Black

Built Material : 7075 Aluminum