WE Katana cylinder + standard V2 gearbox - DIY

This is a Katana cylinder combined with a standard V2 gearbox. I wanted to see if this would work, and it did. If you have any further questions about this or anything airsoft related, feel free to ask. I recently received parts for the gbbr HPA build so i believe that video will come up next! If you want to help me out and increase the video flow please like, comment, share and favorite. And ofc subscribe if you haven’t already! Thanks for watching! -Intro: 0:00 -Broken V2 gearbox how to: 0:11 -Modification V2 gearbox: 0:25 -How the V2 gearbox modification should look like: 0:44 -Instal it in the lower reciver: 0:59 -Complited lower reciver: 1:16 -Gear modification: 1:43 -Reciver modification for cylinder: 1:57 -Cylinder modifications: 2:24 -How the receivers fit together: 3:40 -Chrono it: 3:57 -Breaking the mosfet: 4:24 -Why the mosfet broke: 4:41 -How you should do this to your gun: 4:56 -When will next video come up?: 5: