Dr Mugen have sent in a video of their real shock spring system in action:
this is mugen2 fire test mov this item. The existing products mugen2 airsoft gun
A recoil system
100% Original Product Compatibility
Increased durability
Piston, gear box protection
Electricity consumption is against
8.4v
High accuracy and long rangeemail: wwwyong@naver.com
Dr Mugen real shock spring system in action
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