• Big Brother to Serie 1,  The Series 2 S/Steel/ 100mm Wide Electro-polished S/Steel Ring offers good protection for humans
• Also Protects your Propeller from Expensive Damages
• Vented to prevent Cavitation
• Perfect For Hire Boats , Rowing Clubs, Sailing Clubs & Commercial operated Boats where  use of Propeller-Guards is compulsory.

To choose the correct model, you MUST measure from under anti-cavitation plate to the bottom of the skeg, as shown by ‘Dimension A’ on the Drawing Left.

 Example: If this distance ‘A’ measures 12″, the guard diameter that you should buy is the Model 12″, as shown in the table below.

Selecting the Guard Size by propeller diameter only is NOT recommended. However you can choose a model, by measurement with the Quick Reference Guide below:

    Model 09″ ; Propellers   7″ to 8″ Diameter
    Model 10″ ; Propellers   8″ to 9″ Diameter
    Model 11″  ; Propellers  9″ to 10″ Diameter
    Model 12″ ; Propellers  10″ to 11″ Diameter
    Model 13″ ; Propellers  11″ to 12″ Diameter
    Model 14″ ; Propellers 12″ to 13″ Diameter
    Model 15″ ; Propellers 13″ to 14″ Diameter
    Model 16″ ; Propellers 14″ to 15″ Diameter
    Model 17″ ; Propellers 15″ to 16″ Diameter 

Recommended Maximum Speed for outboard motors:

 Model    –     Recommended Max. HP –  Max. MPH – Max. K/Hr
 09″        –                       8hp                     –        30          –        48
 10″ to 15″       –           120hp                   –        40          –        64
 16″ to 17″        –          250hp                   –        30          –        48