GHK GKS74U GBBR
GHK GKS74U GBBR Features:
- Easier to insert the magazine.
- Steel parts including fire control external part recoil Kit (see attached photo).
- GKS-74 series magazines are compatible with AKM magazine.
- Increase recoil reaction.
- Increase magazine gasification efficiency. The performance does not decline after 50 rounds of automatic continuous shooting.
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