This is the replacement Prop Adapter for the 63mm Diameter Great Planes RimFire Brushless Motors.FEATURESAluminum construction, Silver in colorReplaces a worn or damaged prop adapterINCLUDESOne Prop AdapterOne Prop WasherOne Prop NutSPECIFICATIONSLength: 1.80" (45.6mm) overall 1.41" (36mm) shaft onlyDiameter: .37" (9.5mm)Thread: 3/8 x 24
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