These are the Propellers for the AquaCraft U-18 Miss Vegas RTR Hydroplane. FEATURES: FRP (Fiber-Reinforced Plastic) injection molded Y535 two blade design Fits both versions of the Miss Vegas INCLUDES: Two Propellers for the AquaCraft U-18 Miss Vegas REQUIRES: Installing at end of flex cable COMMENTS: If propeller nut is needed, order AQUB6221. jxs 01/16/07 ir/jxs