"Go to your local Fastenal store and take one of the original prop nuts with you. Tell them you want the same size in "Kepnuts". The star washer is built right into the nut so you don't have to keep track of the small washers. I can't remember the…"
I have been using a Zippy 4000 mAh 11.4 3S 25C Compact battery for awhile now and wanted to share my results. I am getting 12.5 minutes with my IRIS running a Tarot gimbal and a GoPro camera. These batteries are cheap on Ebay when you can find…