Suitable for 3.17mm Prop shafts, this aluminum prop adapter set is supplied complete with locking screws, spacer and 3 x rubber prop bands.
To Fit Shaft: 3.17mm
For my combat planes this item is essential !! I was tired to break the propellers at each landing and bend the prop adapter at each crash!nice shiny metal. i like it.Produto muito bom,,,no tive nenhum problema com ele.." Very good,,, product had no problem with it .."