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Dubro Aluminum Spin Prop Nut Cox Engines
No more starting 1/2A engines by hand! This 1/2A aluminum prop nut
Allows you to use an electric starter.
This spinner is for use on all Cox .049 and .051 engines.
CNC machined from 6061 T6 aluminum.
Works with standard electric starting cones.
High round cap head screw with a hexagon socket drive insert.