- A0 White/Blue 280mm - Diam: 210mm. Fits boats: Up to 20'
- A1 White/Blue 380mm - Diam: 295mm. Fits boats: 20'-30'
- A2 White/Blue 500mm - Diam: 390mm. Fits boats: 30'-40'
- A3 White/Blue 575mm - Diam: 460mm. Fits boats: 40'-50'
- A4 White/Blue 710mm - Diam: 550mm. Fits boats: 50'-60'
- A5 White/Blue 940mm - Diam: 710mm. Fits boats: 60'-Up
- A6 White/Blue 1120mm - Diam: 850mm. Fits boats: 70'-Up
- A7 White/Blue 1420mm - Diam: 1100mm