Replace WESTERBEKE 033104 & 11907
Dimension(OD x width):62.5x32mm(2-7/16"x1-1/4")
Blade Number:12
Drive type:Key Drive
Material:Neoprene
Westerbeke 33104 , 033104
Sierra 23-3313 , 233313
Fits Westerbeke models:
12.0 (50Hz) BTD
12.0 (50Hz) BTDA
12.0 (50Hz) BTDB
12.0 (50Hz) WTA
15.0 (60Hz) BTD
15.0 (60Hz) BTDA
15.0 (60Hz) BTDB
15.0 (60Hz) WTA