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MWS bolt install Manual
First we check all the parts in the package .
Take these parts from Marui stock bolt
Step 1, choose the weight
Original Marui bolt extension is made with aluminum .
Ours is made with steel and the extended weight and weight locker .
They both fit the bolt carrier , depend on which weight you like .You have to choose a setting first .
Step 2 install the full auto bearing .
Install the longer pin through the bearing to the end . Use the short pin to lock .
Then install the extension .
Step 3 install the Zero level
Use the pin to install the zero level . Please pay attention to the spring and the pin direction . The notch should face up .
Then use the m2.5*2 screw to lock the pin .
If the notch face up and right , the screw should all in the bolt .
Then install the Marui parts as usual .
Done , enjoy !