Duff MGD50 Zinc Shaft Anode - 50 mm | 4Boats

The Duff MGD range of shaft anodes provides reliable galvanic protection for high‑speed propeller shafts, combining secure fixings with a controlled‑wastage core bar.

• New captive nut assembly with socket head (allen) stainless steel fixings
• Tried and tested core bar design; Outer diameter: 83 mm (3.27 in); Shaft diameter: 50 mm (1.97 in)
• Zinc alloy for effective corrosion protection
• Suited to shafts operating at high speeds
• Direct fit for 50 mm (1.97 in) shafts; available across metric and imperial sizes
• Secure, low‑maintenance mounting reduces wastage

Replace anodes when visibly eroded to maintain protection and check fixings for tightness during routine maintenance.