Skip to content Skip to navigation menu
Live Chat

20 Series Hub System, Mercury 21


Add to My List
In stock online.
Model # 12643169 | Mfg # 11200100
Works with triangle labeled prop and hub groups. For Engines using: 3" gearcase 20 - 35hp

20 Series Hub System, Mercury 21

Compatibility 20-35 HP with 3 Inch Gearcase; Force 25 HP, Merc/Mariner 2-Stroke 18-25 HP, 4-Stroke Bigfoot 9.9-15 HP
Type Hub for Modular

West Advisor

The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.