Nylon/Glass Propeller 7 x 5 Multi-Colored

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This is a Master Airscrew Injection-Molded Fiberglass Filled Nylon Propeller. / Excellent for Any Type of Application, from / Training and Sport Flying to Serious Competition. / / FEATURES: Nasa Airfoils and Constant-Pitch Designs enable this Propeller to / deliver more Thrust at Lower RPM. / The Latest in Engineering Technology used for this Updated Design. / Lower Noise and Accurate Balance / Available in a Wide Array of Sizes to Suit Every Application. / Propeller is totally fuel-proof. / / INCLUDES: One Black 7x5 Fiberglass/Nylon Propeller / / SPECS: Center Hole Diameter: 3/16" approx. / Propeller Diameter: 7" / Propeller Pitch: 5" / / REQUIRES: Depending on the engine crankshaft size, the propeller may need to / be reamed to a larger size using GPMQ5005 (SAE) or / GPMQ5007 (Metric).