CM826134M - Magnesium Anode - for fresh water only. Not recommended for salt or brackish water. 
Wedge Anode (located on the side of the gearhousing just above the cavitation plate) for Honda 75, Mercury Outboard & Mercruiser Sterndrive and...

CMSGVT507A - Aluminium Anode - for use in salt and brackish water.

CM68T1132500Z - Zinc Anode - for salt water use. Not recommended for fresh water.
Dimensions:
Length: 20.07mm (0.790in)
Width: 12.95mm (0.510in)
Depth: 20.07mm (0.790in)
Categories: Outboard Anodes, Ring Anode, Round Anode,...

CMJPROP60Z - Zinc Anode - for salt water use. Not recommended for fresh water.
Dimensions:
Length: 25.40mm (1.000in)
Width: 60.96mm (2.400in)
Depth: 25.40mm (1.000in)
Categories: Propeller / Shaft Anodes, Propeller Anode,...

CM8520219Z - Zinc Anode - for salt water use. Not recommended for fresh water.
SEAL DRIVE 100
Dimensions:
Length: 22.86mm (0.900in)
Width: 22.86mm (0.900in)
Depth: 22.86mm (0.900in)
Categories: Sterndrive Anodes, Engine...

CM41100276A - Aluminium Anode - for use in salt and brackish water.
Fits BP800, BP900, BP1200 and SP1300 thrusters.
Dimensions:
Length: 50.80mm (2.000in)
Width: 25.40mm (1.000in)
Depth: 15.75mm (0.620in)
Categories:...

CMC12 - Zinc Anode - for salt water use. Not recommended for fresh water.
Easy installation underwater: Bolt retaining washers prevent the anode from falling off.
• Full shaft contact: 100% circular radius
• Interlocking halves...

CMSXKITA - Aluminium Anode - for use in salt and brackish water.
Fits Volvo Penta SX and DP-SM drives.
This kit contains:
• CM3855411 Volvo Penta SX/DP-SM Outdrive Gearhouse Aluminum Anode
• CM3854130 Volvo Penta SX/DP-SM...