Get a Grip

Converting scale aircraft to electric is becoming commonplace. Here’s a neat trick that solves a simple but perplexing problem often encountered when using a “nitro” spinner on electric-powered models. Many times, there is a problem keeping the prop and spinner aligned on the brushless motor when tightening the prop nut. Glue a disc of sandpaper to the front and back of the spinner backplate and that problem is immediately solved. You can use a 1-inch...