Up for sale, PROP NUTS. These came on Texan models but in real life were used on Corsair's, Helldivers, and Skyraider. Adds the authenticity to your Cox model. These are OEM copies made from stainless steel. Stud not included, planes NOT for sale. Will fit all Cox .049. Prop nut specs: 5/40 thread, 7/16 hex, 10 grams, stainless steel. Will combine shipping.