Lau, HUB516, Hub Pawl, Steel ` Blade, Interchangeable Hub Location
- All-steel with extra metal for durability in the two mounting surfaces (hex and round)
- One inventory for all propellers hex on one side, round on the other (use either)
- 5/8 Inch and 3/4 Inch models have keyway with extended body length for increased strength
- Double locking device grips threads without backing out
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