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Specifications:
| Color | Black |
| Country | Hong Kong |
| Material | Metal |
| Net Weight (g) | 5 |
| Platform | GAS |
| Power Source | Green Gas / Top Gas |
| Replica Type | PISTOL |
Product Description:
GHK Firing Pin For M4 GBB Rifle (Part# M4-21)
Metal Construction
Design for Upgrade the Original Parts More Durable
Suitable For GHK M4 Series Gas Blow Back GBB Pistol Airsoft Guns
