VOLVO 120 SERIES SAIL-DRIVE RING ANODE

This anode fits a Volvo Sail-drive 120 Series Sterndrives including 120, B, C, D, E, MS25S, MS25S-A, MS25S-R, S120C.. It mounts behind the propeller with 2 screws. 

Anode Dimensions:
Length - 4.9" (124mm)
OD - 3.8" (96mm)
ID - 0.26" (7mm)
Height - 1.1" (27mm)

Hole Dimensions:
Center to Center - 2.85" (73mm)
ID - 0.26" (7mm)

Martyr Part Number CM851983Z