If you don't want to use an allen key on your Oomph motors then these ergonomic prop mounts are for you. You can use pretty much any coin to get them loose if they get real tight on you in a crash.
Works with Armattan Oomph motors
2 CW and 2CCW threaded prop mounts
Use your favorite coin as a tool with these or just hand tighten
2 x CW Mounts
2 x CCW Mounts
Post your build using this product to RotorBuilds.com and it will show up here! Awesome :-)
Complete builds using this part: