Martyr Prop Nut Sacrificial Anode - Complete Replacement Kit

Features:

• Propeller anodes must be replaced when they are 70% eroded
• Martyr (Canada Metal (Pacific) Limited) only uses mil-spec mil-a-l800l alloy in all of their premium marine anodes
• This alloy helps the anode erode inward giving the anode a sandblasted appearance
• Canada Metal uses a special steel combination fastener that makes it possible to use their Ball drive, which is a hex driver with a universal ball tip (ball-drive is sold separately)

Specifications:

• B (CMPNBZC11):
  • Shaft size: 7/8"
  • Length: 2 1/8"
  • Shaft thread: 5/8"-11 UNC
• C (CMPNCZC10):
  • Shaft size: 1"
  • Length: 3"
  • Shaft thread: 3/4 NC
• D (CMPNDZC09):
  • Shaft size: 1 1/4"
  • Length: 3 1/16"
  • Shaft thread: 7/8 NC

Anode Selection Guide