Du-Bro Aluminum Spinner Prop Nuts ¼" - 28 Part No: 740 - Blue
Prop Nuts weigh approximately one ounce, and are available in natural aluminum, or anodized in four colors.
Du-Bro prop nuts work with standard electric starting cones, meet AMA safety specs. and are CNC machined from 6061 T6 aluminum. Need a little weight? Try the brass spinner prop nuts which weigh approximately three ounces The brass spinner nuts are hard chrome plated for a durable finish - giving your airplane a sporty look.