This King Arms Version III Complete Gearbox is rear wiring and designed for AK Series AEG. All King Arms complete gearbox are tested by our techenian and it is ready to be installed to your AEG directly. It equipped with 9mm bearings, silver cords, AK selector plate and M120 spring.
| Material | Zinc Alloy |
|---|
| Weight | 490 g |
|---|
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