CARF P-47 Thunderbolt, Spare Propeller blade 30" specify weightCARF P 47 Thunderbolt, Spare Propeller blade 30" (specify weight) This is a single full carbon spare blade (diameter 30") for our P 47 scale propeller set #270700 If you order a single spare blade, it is very important that the weight of the spare blade is similar to your other (still intact) blades within a small tolerance. Please notify us about the weight of your intact blades, which is written down by our factory team at the root of each blade, so