Manual
5. Install the gas valve:
With the notch for retention stud facing downwards in
the flange of the gas tube;
Press in the catch and turn the gas valve to the right up
to position I;
Check that the gas valve catch has registered;
Install gas valve
6. Install the upper handguard;
7. Attach the bipod;
8. Install the lower handguard;
9. Assemble bolt head and carrier;
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