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Prop-Tight: the Superior Propeller Locking Nut: Complete Set
Prop-Tight: the Superior Propeller Locking Nut: Locking Nut
Prop-Tight: the Superior Propeller Locking Nut: Jam Nut
Prop-Tight: the Superior Propeller Locking Nut: Custom Cotter Pin

Complete Set

Vendor
Model #: CS450
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Shaft Size: 4.5"
Hex Size: 5"
Thread Size: 3-1/4-4 UNC-3B
Material: Nibral