Shopping from Canada? 
Go to Defender Canada!
Martyr Mercury Bravo III Propeller Nut Sacrificial Anode
$9.61 - $16.39
Martyr Mercury Bravo III Propeller Nut Sacrificial Anode Item # 1141895
Description
Features:
- Guaranteed to provide exceptional corrosion protection
- Manufacture to the latest US military alloy specifications
- Proven to deliver exceptional efficiency and performance
- Chemically tested to ensure consistency
- Designed to offer easy do-it-yourself installation
Specifications:
- Height: 2.4" (61 mm)
- Outer Diameter: 2.1" (53 mm)
- Thread Pitch: 5/16"-18 x 1-1/2 UPC
- Weight: 0.42 lbs