The wench is to remove the hand guard from the receiver. It is a turn buckle style bolt to secure the hand guard. If you change the bucking, it will become very accurate. You can't get a true grouping analysis without firing single shots from a bench rest. All shot placement will be affected by your movement. Some advice from an observer, write a script and have a clear idea of all your talking points before recording. Also, commentating is no different from play, screen, or radio acting. Add some enthusiasm to your speech, pep to your step. Rehearsing your presentation will help it appear more professional. Good luck with your channel.

Hey brother! Love the suppressor!!!! How did you make it?

What battery do you use I just got the Jack same as yours and I’m trying to find a solid 11.1v battery for it

Is this the carbine sbr or pdw ?