Description
Prather B250 Bronze/aluminum alloy propeller.
100% Bronze wasn’t hard enough. So Prather came up with an Aluminum & Bronze alloy that is harder and can be heat-treated for extra hardness.
For 3/16″ Propeller Shafts.
Requires: Balancing.
| Diameter | Pitch |
| 58.4mm (2.30″) | 3.6″ |
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